Year	2004-2006 = 100
1961	25.6355654117738
1962	26.556765867605
1963	27.5050848114354
1964	28.5708222633805
1965	29.4006472242734
1966	30.053182342777
1967	31.3777942351362
1968	32.0426565899003
1969	32.8120150424822
1970	34.5054930940432
1971	35.5053800053015
1972	34.9098129233715
1973	36.7153993257934
1974	37.8529994307647
1975	39.131117570475
1976	39.5584549985045
1977	40.7996700112956
1978	42.9780655082651
1979	43.0965295651601
1980	44.2516164052601
1981	46.5313382508764
1982	48.3417261874868
1983	50.1344340457583
1984	52.8646429755001
1985	53.7219402126582
1986	54.6398697387068
1987	55.5267683781834
1988	58.1291943483313
1989	59.8160346055282
1990	61.8907032057636
1991	63.6915076806686
1992	67.4167298944871
1993	69.3264026556905
1994	69.9601490996211
1995	72.9590359820364
1996	76.3894646536384
1997	77.958550144531
1998	79.2329585226564
1999	82.2523213658422
2000	84.4463569775898
2001	87.1786378477151
2002	88.9203602472037
2003	92.6413725874307
2004	96.477578811763
2005	99.9331402030606
2006	103.561425972252
2007	107.691896892243
2008	113.042702157983
2009	112.691701899334
2010	117.343758627408
2011	124.383906150737
2012	126.141044467784
2013	131.297639126659
2014	133.901687678464