state     born / died active service  chief judge senior status appointed by reason for termination
0    ia     1833 - 1916    1882 - 1903            -             -       arthur             retirement
1    ia     1846 - 1924    1904 - 1921            -   1921 - 1924  t roosevelt                  death
2    ia     1864 - 1948    1922 - 1943            -   1943 - 1948      harding                  death
3    ia     1893 - 1970    1944 - 1961         1961   1961 - 1970  f roosevelt                  death
4    ia     1909 - 1995    1962 - 1977            -   1977 - 1995      kennedy                  death
5    ia  1939 - present    1986 - 1991            -             -       reagan          reappointment
6    ia  1948 - present    1992 - 2002  1992 - 1999             -     ghw bush          reappointment

Table as JSON:
{"state":{"0":"ia","1":"ia","2":"ia","3":"ia","4":"ia","5":"ia","6":"ia"},"born \/ died":{"0":"1833 - 1916","1":"1846 - 1924","2":"1864 - 1948","3":"1893 - 1970","4":"1909 - 1995","5":"1939 - present","6":"1948 - present"},"active service":{"0":"1882 - 1903","1":"1904 - 1921","2":"1922 - 1943","3":"1944 - 1961","4":"1962 - 1977","5":"1986 - 1991","6":"1992 - 2002"},"chief judge":{"0":"-","1":"-","2":"-","3":"1961","4":"-","5":"-","6":"1992 - 1999"},"senior status":{"0":"-","1":"1921 - 1924","2":"1943 - 1948","3":"1961 - 1970","4":"1977 - 1995","5":"-","6":"-"},"appointed by":{"0":"arthur","1":"t roosevelt","2":"harding","3":"f roosevelt","4":"kennedy","5":"reagan","6":"ghw bush"},"reason for termination":{"0":"retirement","1":"death","2":"death","3":"death","4":"death","5":"reappointment","6":"reappointment"}}