Unnamed: 0                               prime minister                     date of birth start date of (first) term age at beginning of (first) term end date of (final) term total time in office                     date of death                  lifespan
0            1                  sewell , henry henry sewell   1807 - 09 - 07 7 september 1807                 7 may 1856       48 - 243 48years , 243days              20 may 1856           00013 days        1879 - 05 - 14 14 may 1879  days (71years , 249days)
1            2                    fox , william william fox               1812 - 00 - 00 1812                20 may 1856               44 - 000 ~44 years             8 april 1873           01609 days       1893 - 06 - 23 23 june 1893                 ~81 years
2            3            stafford , edward edward stafford      1819 - 04 - 23 23 april 1819                2 june 1856        37 - 040 37years , 40days          11 october 1872           03248 days   1901 - 02 - 14 14 february 1901  days (81years , 297days)
3            4                domett , alfred alfred domett        1811 - 05 - 20 20 may 1811              6 august 1862        51 - 078 51years , 78days          30 october 1863           00450 days    1887 - 11 - 02 2 november 1887  days (76years , 166days)
4            5      whitaker , frederick frederick whitaker      1812 - 04 - 23 23 april 1812            30 october 1863       51 - 190 51years , 190days        25 september 1883           00913 days    1891 - 12 - 04 4 december 1891  days (79years , 225days)
5            6              weld , frederick frederick weld         1823 - 05 - 09 9 may 1823           24 november 1864       41 - 199 41years , 199days          16 october 1865           00326 days       1891 - 07 - 20 20 july 1891   days (68years , 72days)
6            7        waterhouse , george george waterhouse       1824 - 04 - 06 6 april 1824            11 october 1872       48 - 188 48years , 188days             3 march 1873           00143 days      1906 - 08 - 06 6 august 1906  days (82years , 122days)
7            8                  vogel , julius julius vogel   1835 - 02 - 24 24 february 1835               8 april 1873        38 - 043 38years , 43days         1 september 1876           01018 days      1899 - 03 - 12 12 march 1899   days (64years , 16days)
8            9                pollen , daniel daniel pollen        1813 - 06 - 02 2 june 1813                6 july 1875        62 - 034 62years , 34days         15 february 1876           00224 days        1896 - 05 - 18 18 may 1896  days (82years , 351days)
9           10              atkinson , harry harry atkinson    1831 - 11 - 01 1 november 1831           1 september 1876       44 - 305 44years , 305days          24 january 1891           01943 days       1892 - 06 - 28 28 june 1892  days (60years , 240days)
10          11                    grey , george george grey      1812 - 04 - 14 14 april 1812            13 october 1877       65 - 182 65years , 182days           8 october 1879           00725 days  1898 - 09 - 19 19 september 1898  days (86years , 158days)
11          12                        hall , john john hall   1824 - 12 - 18 18 december 1824             8 october 1879       54 - 294 54years , 294days            21 april 1882           00926 days       1907 - 06 - 25 25 june 1907  days (82years , 189days)
12          13                  stout , robert robert stout  1844 - 09 - 28 28 september 1844             16 august 1884       39 - 323 39years , 323days           8 october 1887           01142 days       1930 - 07 - 19 19 july 1930  days (85years , 294days)
13          14                ballance , john john ballance      1839 - 03 - 27 27 march 1839            24 january 1891       51 - 303 51years , 303days            27 april 1893           00824 days      1893 - 04 - 27 27 april 1893   days (54years , 31days)
14          15              seddon , richard richard seddon       1845 - 06 - 22 22 june 1845              27 april 1893       47 - 309 47years , 309days             10 june 1906           04791 days       1906 - 06 - 10 10 june 1906  days (60years , 353days)
15          16  hall - jones , william william hall - jones    1851 - 01 - 16 16 january 1851               10 june 1906       55 - 145 55years , 145days            6 august 1906           00057 days       1936 - 06 - 19 19 june 1936  days (85years , 155days)
16          17                    ward , joseph joseph ward      1856 - 04 - 26 26 april 1856              6 august 1906       50 - 102 50years , 102days              28 may 1930           02595 days        1930 - 07 - 08 8 july 1930   days (74years , 73days)
17          18          mackenzie , thomas thomas mackenzie      1854 - 03 - 10 10 march 1854              28 march 1912        58 - 018 58years , 18days             10 july 1912           00104 days   1930 - 02 - 14 14 february 1930  days (75years , 341days)
18          19              massey , william william massey      1856 - 03 - 26 26 march 1856               10 july 1912       56 - 106 56years , 106days              10 may 1925           04687 days        1925 - 05 - 10 10 may 1925   days (69years , 45days)
19          20                  bell , francis francis bell      1851 - 03 - 31 31 march 1851                10 may 1925        74 - 040 74years , 40days              30 may 1925           00020 days      1936 - 03 - 13 13 march 1936  days (84years , 348days)
20          21                coates , gordon gordon coates    1878 - 02 - 03 3 february 1878                30 may 1925       47 - 116 47years , 116days         10 december 1928           01290 days        1943 - 05 - 27 27 may 1943  days (65years , 113days)
21          22                forbes , george george forbes      1869 - 03 - 12 12 march 1869                28 may 1930        61 - 077 61years , 77days          6 december 1935           02018 days        1947 - 05 - 17 17 may 1947   days (78years , 66days)
22          23              savage , michael michael savage      1872 - 03 - 23 23 march 1872            6 december 1935       63 - 258 63years , 258days            27 march 1940           01573 days      1940 - 03 - 27 27 march 1940    days (68years , 4days)
23          24                  fraser , peter peter fraser     1884 - 08 - 28 28 august 1884              27 march 1940       55 - 212 55years , 212days         13 december 1949           03548 days   1950 - 12 - 12 12 december 1950  days (66years , 106days)
24          25              holland , sidney sidney holland    1893 - 10 - 18 18 october 1893           13 december 1949        56 - 056 56years , 56days        20 september 1957           02838 days      1961 - 08 - 05 5 august 1961  days (67years , 291days)
25          26              holyoake , keith keith holyoake   1904 - 02 - 11 11 february 1904          20 september 1957       53 - 221 53years , 221days          7 february 1972           04157 days    1983 - 12 - 08 8 december 1983  days (79years , 300days)
26          27                    nash , walter walter nash   1882 - 02 - 12 12 february 1882           12 december 1957       75 - 303 75years , 303days         12 december 1960           01096 days        1968 - 06 - 04 4 june 1968  days (86years , 113days)
27          28                marshall , jack jack marshall       1912 - 03 - 05 5 march 1912            7 february 1972       59 - 339 59years , 339days          8 december 1972           00305 days     1988 - 08 - 30 30 august 1988  days (76years , 178days)
28          29                    kirk , norman norman kirk     1923 - 01 - 06 6 january 1923            8 december 1972       49 - 337 49years , 337days           31 august 1974           00631 days     1974 - 08 - 31 31 august 1974  days (51years , 237days)
29          30                  rowling , bill bill rowling   1927 - 11 - 15 15 november 1927           6 september 1974       46 - 295 46years , 295days         12 december 1975           00462 days    1995 - 10 - 31 31 october 1995  days (67years , 350days)
30          31              muldoon , robert robert muldoon  1921 - 09 - 25 25 september 1921           12 december 1975        54 - 078 54years , 78days             26 july 1984           03149 days      1992 - 08 - 05 5 august 1992  days (70years , 315days)
31          32                    lange , david david lange      1942 - 08 - 04 4 august 1942               26 july 1984       41 - 357 41years , 357days            8 august 1989           01839 days     2005 - 08 - 13 13 august 2005    days (63years , 9days)
32          33            palmer , geoffrey geoffrey palmer      1942 - 04 - 21 21 april 1942              8 august 1989       47 - 109 47years , 109days         4 september 1990           00392 days                     2014 - 02 - 1  days (71years , 286days)
33          34                      moore , mike mike moore    1949 - 01 - 28 28 january 1949           4 september 1990       41 - 219 41years , 219days          2 november 1990           00059 days                     2014 - 02 - 1    days (65years , 4days)
34          35                      bolger , jim jim bolger        1935 - 05 - 31 31 may 1935            2 november 1990       55 - 155 55years , 155days          8 december 1997           02593 days                     2014 - 02 - 1  days (78years , 246days)
35          36                shipley , jenny jenny shipley    1952 - 02 - 04 4 february 1952            8 december 1997       45 - 307 45years , 307days          5 december 1999           00727 days                     2014 - 02 - 1  days (61years , 362days)
36          37                    clark , helen helen clark   1950 - 02 - 26 26 february 1950            5 december 1999       49 - 282 49years , 282days         19 november 2008           03272 days                     2014 - 02 - 1  days (63years , 340days)
37          38                          key , john john key      1961 - 08 - 09 9 august 1961           19 november 2008       47 - 102 47years , 102days                incumbent            00 , days                     2014 - 02 - 1  days (52years , 176days)

Table as JSON:
{"Unnamed: 0":{"0":1,"1":2,"2":3,"3":4,"4":5,"5":6,"6":7,"7":8,"8":9,"9":10,"10":11,"11":12,"12":13,"13":14,"14":15,"15":16,"16":17,"17":18,"18":19,"19":20,"20":21,"21":22,"22":23,"23":24,"24":25,"25":26,"26":27,"27":28,"28":29,"29":30,"30":31,"31":32,"32":33,"33":34,"34":35,"35":36,"36":37,"37":38},"prime minister":{"0":"sewell , henry henry sewell","1":"fox , william william fox","2":"stafford , edward edward stafford","3":"domett , alfred alfred domett","4":"whitaker , frederick frederick whitaker","5":"weld , frederick frederick weld","6":"waterhouse , george george waterhouse","7":"vogel , julius julius vogel","8":"pollen , daniel daniel pollen","9":"atkinson , harry harry atkinson","10":"grey , george george grey","11":"hall , john john hall","12":"stout , robert robert stout","13":"ballance , john john ballance","14":"seddon , richard richard seddon","15":"hall - jones , william william hall - jones","16":"ward , joseph joseph ward","17":"mackenzie , thomas thomas mackenzie","18":"massey , william william massey","19":"bell , francis francis bell","20":"coates , gordon gordon coates","21":"forbes , george george forbes","22":"savage , michael michael savage","23":"fraser , peter peter fraser","24":"holland , sidney sidney holland","25":"holyoake , keith keith holyoake","26":"nash , walter walter nash","27":"marshall , jack jack marshall","28":"kirk , norman norman kirk","29":"rowling , bill bill rowling","30":"muldoon , robert robert muldoon","31":"lange , david david lange","32":"palmer , geoffrey geoffrey palmer","33":"moore , mike mike moore","34":"bolger , jim jim bolger","35":"shipley , jenny jenny shipley","36":"clark , helen helen clark","37":"key , john john key"},"date of birth":{"0":"1807 - 09 - 07 7 september 1807","1":"1812 - 00 - 00 1812","2":"1819 - 04 - 23 23 april 1819","3":"1811 - 05 - 20 20 may 1811","4":"1812 - 04 - 23 23 april 1812","5":"1823 - 05 - 09 9 may 1823","6":"1824 - 04 - 06 6 april 1824","7":"1835 - 02 - 24 24 february 1835","8":"1813 - 06 - 02 2 june 1813","9":"1831 - 11 - 01 1 november 1831","10":"1812 - 04 - 14 14 april 1812","11":"1824 - 12 - 18 18 december 1824","12":"1844 - 09 - 28 28 september 1844","13":"1839 - 03 - 27 27 march 1839","14":"1845 - 06 - 22 22 june 1845","15":"1851 - 01 - 16 16 january 1851","16":"1856 - 04 - 26 26 april 1856","17":"1854 - 03 - 10 10 march 1854","18":"1856 - 03 - 26 26 march 1856","19":"1851 - 03 - 31 31 march 1851","20":"1878 - 02 - 03 3 february 1878","21":"1869 - 03 - 12 12 march 1869","22":"1872 - 03 - 23 23 march 1872","23":"1884 - 08 - 28 28 august 1884","24":"1893 - 10 - 18 18 october 1893","25":"1904 - 02 - 11 11 february 1904","26":"1882 - 02 - 12 12 february 1882","27":"1912 - 03 - 05 5 march 1912","28":"1923 - 01 - 06 6 january 1923","29":"1927 - 11 - 15 15 november 1927","30":"1921 - 09 - 25 25 september 1921","31":"1942 - 08 - 04 4 august 1942","32":"1942 - 04 - 21 21 april 1942","33":"1949 - 01 - 28 28 january 1949","34":"1935 - 05 - 31 31 may 1935","35":"1952 - 02 - 04 4 february 1952","36":"1950 - 02 - 26 26 february 1950","37":"1961 - 08 - 09 9 august 1961"},"start date of (first) term":{"0":"7 may 1856","1":"20 may 1856","2":"2 june 1856","3":"6 august 1862","4":"30 october 1863","5":"24 november 1864","6":"11 october 1872","7":"8 april 1873","8":"6 july 1875","9":"1 september 1876","10":"13 october 1877","11":"8 october 1879","12":"16 august 1884","13":"24 january 1891","14":"27 april 1893","15":"10 june 1906","16":"6 august 1906","17":"28 march 1912","18":"10 july 1912","19":"10 may 1925","20":"30 may 1925","21":"28 may 1930","22":"6 december 1935","23":"27 march 1940","24":"13 december 1949","25":"20 september 1957","26":"12 december 1957","27":"7 february 1972","28":"8 december 1972","29":"6 september 1974","30":"12 december 1975","31":"26 july 1984","32":"8 august 1989","33":"4 september 1990","34":"2 november 1990","35":"8 december 1997","36":"5 december 1999","37":"19 november 2008"},"age at beginning of (first) term":{"0":"48 - 243 48years , 243days","1":"44 - 000 ~44 years","2":"37 - 040 37years , 40days","3":"51 - 078 51years , 78days","4":"51 - 190 51years , 190days","5":"41 - 199 41years , 199days","6":"48 - 188 48years , 188days","7":"38 - 043 38years , 43days","8":"62 - 034 62years , 34days","9":"44 - 305 44years , 305days","10":"65 - 182 65years , 182days","11":"54 - 294 54years , 294days","12":"39 - 323 39years , 323days","13":"51 - 303 51years , 303days","14":"47 - 309 47years , 309days","15":"55 - 145 55years , 145days","16":"50 - 102 50years , 102days","17":"58 - 018 58years , 18days","18":"56 - 106 56years , 106days","19":"74 - 040 74years , 40days","20":"47 - 116 47years , 116days","21":"61 - 077 61years , 77days","22":"63 - 258 63years , 258days","23":"55 - 212 55years , 212days","24":"56 - 056 56years , 56days","25":"53 - 221 53years , 221days","26":"75 - 303 75years , 303days","27":"59 - 339 59years , 339days","28":"49 - 337 49years , 337days","29":"46 - 295 46years , 295days","30":"54 - 078 54years , 78days","31":"41 - 357 41years , 357days","32":"47 - 109 47years , 109days","33":"41 - 219 41years , 219days","34":"55 - 155 55years , 155days","35":"45 - 307 45years , 307days","36":"49 - 282 49years , 282days","37":"47 - 102 47years , 102days"},"end date of (final) term":{"0":"20 may 1856","1":"8 april 1873","2":"11 october 1872","3":"30 october 1863","4":"25 september 1883","5":"16 october 1865","6":"3 march 1873","7":"1 september 1876","8":"15 february 1876","9":"24 january 1891","10":"8 october 1879","11":"21 april 1882","12":"8 october 1887","13":"27 april 1893","14":"10 june 1906","15":"6 august 1906","16":"28 may 1930","17":"10 july 1912","18":"10 may 1925","19":"30 may 1925","20":"10 december 1928","21":"6 december 1935","22":"27 march 1940","23":"13 december 1949","24":"20 september 1957","25":"7 february 1972","26":"12 december 1960","27":"8 december 1972","28":"31 august 1974","29":"12 december 1975","30":"26 july 1984","31":"8 august 1989","32":"4 september 1990","33":"2 november 1990","34":"8 december 1997","35":"5 december 1999","36":"19 november 2008","37":"incumbent"},"total time in office":{"0":"00013 days","1":"01609 days","2":"03248 days","3":"00450 days","4":"00913 days","5":"00326 days","6":"00143 days","7":"01018 days","8":"00224 days","9":"01943 days","10":"00725 days","11":"00926 days","12":"01142 days","13":"00824 days","14":"04791 days","15":"00057 days","16":"02595 days","17":"00104 days","18":"04687 days","19":"00020 days","20":"01290 days","21":"02018 days","22":"01573 days","23":"03548 days","24":"02838 days","25":"04157 days","26":"01096 days","27":"00305 days","28":"00631 days","29":"00462 days","30":"03149 days","31":"01839 days","32":"00392 days","33":"00059 days","34":"02593 days","35":"00727 days","36":"03272 days","37":"00 , days"},"date of death":{"0":"1879 - 05 - 14 14 may 1879","1":"1893 - 06 - 23 23 june 1893","2":"1901 - 02 - 14 14 february 1901","3":"1887 - 11 - 02 2 november 1887","4":"1891 - 12 - 04 4 december 1891","5":"1891 - 07 - 20 20 july 1891","6":"1906 - 08 - 06 6 august 1906","7":"1899 - 03 - 12 12 march 1899","8":"1896 - 05 - 18 18 may 1896","9":"1892 - 06 - 28 28 june 1892","10":"1898 - 09 - 19 19 september 1898","11":"1907 - 06 - 25 25 june 1907","12":"1930 - 07 - 19 19 july 1930","13":"1893 - 04 - 27 27 april 1893","14":"1906 - 06 - 10 10 june 1906","15":"1936 - 06 - 19 19 june 1936","16":"1930 - 07 - 08 8 july 1930","17":"1930 - 02 - 14 14 february 1930","18":"1925 - 05 - 10 10 may 1925","19":"1936 - 03 - 13 13 march 1936","20":"1943 - 05 - 27 27 may 1943","21":"1947 - 05 - 17 17 may 1947","22":"1940 - 03 - 27 27 march 1940","23":"1950 - 12 - 12 12 december 1950","24":"1961 - 08 - 05 5 august 1961","25":"1983 - 12 - 08 8 december 1983","26":"1968 - 06 - 04 4 june 1968","27":"1988 - 08 - 30 30 august 1988","28":"1974 - 08 - 31 31 august 1974","29":"1995 - 10 - 31 31 october 1995","30":"1992 - 08 - 05 5 august 1992","31":"2005 - 08 - 13 13 august 2005","32":"2014 - 02 - 1","33":"2014 - 02 - 1","34":"2014 - 02 - 1","35":"2014 - 02 - 1","36":"2014 - 02 - 1","37":"2014 - 02 - 1"},"lifespan":{"0":"days (71years , 249days)","1":"~81 years","2":"days (81years , 297days)","3":"days (76years , 166days)","4":"days (79years , 225days)","5":"days (68years , 72days)","6":"days (82years , 122days)","7":"days (64years , 16days)","8":"days (82years , 351days)","9":"days (60years , 240days)","10":"days (86years , 158days)","11":"days (82years , 189days)","12":"days (85years , 294days)","13":"days (54years , 31days)","14":"days (60years , 353days)","15":"days (85years , 155days)","16":"days (74years , 73days)","17":"days (75years , 341days)","18":"days (69years , 45days)","19":"days (84years , 348days)","20":"days (65years , 113days)","21":"days (78years , 66days)","22":"days (68years , 4days)","23":"days (66years , 106days)","24":"days (67years , 291days)","25":"days (79years , 300days)","26":"days (86years , 113days)","27":"days (76years , 178days)","28":"days (51years , 237days)","29":"days (67years , 350days)","30":"days (70years , 315days)","31":"days (63years , 9days)","32":"days (71years , 286days)","33":"days (65years , 4days)","34":"days (78years , 246days)","35":"days (61years , 362days)","36":"days (63years , 340days)","37":"days (52years , 176days)"}}