rank            county  % (1960)  % (2000)  % (2040)
0     1              oslo      13.2      11.3      12.8
1     2          akershus       6.3      10.4      11.9
2     3         hordaland       9.4       9.7      10.2
3     4          rogaland       6.6       8.3       9.9
4     5   sør - trøndelag       5.8       5.8       6.0
5     6           østfold       5.6       5.5       5.5
6     7          buskerud       4.6       5.2       5.4
7     8   møre og romsdal       5.9       5.4       4.8
8     9          nordland       6.6       5.3       3.9
9    10          vestfold       4.8       4.7       4.7
10   11           hedmark       4.9       4.1       3.4
11   12           oppland       4.6       4.0       3.3
12   13      vest - agder       3.0       3.4       3.6
13   14          telemark       4.1       3.6       3.0
14   15             troms       3.5       3.3       2.7
15   16  nord - trøndelag       3.2       2.8       2.4
16   17      aust - agder       2.1       2.2       2.3
17   18  sogn og fjordane       2.8       2.4       1.8
18   19          finnmark       2.0       1.6       1.2
19  sum            norway     100.0     100.0     100.0

Table as JSON:
{"rank":{"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":"sum"},"county":{"0":"oslo","1":"akershus","2":"hordaland","3":"rogaland","4":"sør - trøndelag","5":"østfold","6":"buskerud","7":"møre og romsdal","8":"nordland","9":"vestfold","10":"hedmark","11":"oppland","12":"vest - agder","13":"telemark","14":"troms","15":"nord - trøndelag","16":"aust - agder","17":"sogn og fjordane","18":"finnmark","19":"norway"},"% (1960)":{"0":13.2,"1":6.3,"2":9.4,"3":6.6,"4":5.8,"5":5.6,"6":4.6,"7":5.9,"8":6.6,"9":4.8,"10":4.9,"11":4.6,"12":3.0,"13":4.1,"14":3.5,"15":3.2,"16":2.1,"17":2.8,"18":2.0,"19":100.0},"% (2000)":{"0":11.3,"1":10.4,"2":9.7,"3":8.3,"4":5.8,"5":5.5,"6":5.2,"7":5.4,"8":5.3,"9":4.7,"10":4.1,"11":4.0,"12":3.4,"13":3.6,"14":3.3,"15":2.8,"16":2.2,"17":2.4,"18":1.6,"19":100.0},"% (2040)":{"0":12.8,"1":11.9,"2":10.2,"3":9.9,"4":6.0,"5":5.5,"6":5.4,"7":4.8,"8":3.9,"9":4.7,"10":3.4,"11":3.3,"12":3.6,"13":3.0,"14":2.7,"15":2.4,"16":2.3,"17":1.8,"18":1.2,"19":100.0}}