Year	annual %
1962	2.0915622928210524
1963	2.133005407713398
1964	3.8559432114296754
1965	3.0254854105308056
1966	3.6610668045652375
1967	2.1662562302218618
1968	2.1084073692070575
1969	3.0025238664727283
1970	3.614424383721939
1971	3.413529528745812
1972	5.897933680642595
1973	12.74859449255726
1974	16.667515734233845
1975	8.378411575717507
1976	8.637336104912777
1977	8.896350292605334
1978	6.772631918281547
1979	11.488763144686317
1980	12.62905634543879
1981	9.736332745883836
1982	8.995458874055728
1983	10.64698188566826
1984	9.908621737394782
1985	7.193785444529425
1986	7.39227630448525
1987	7.751491594081372
1988	9.617560649784096
1989	8.707165662246673
1990	10.652751293411072
1991	13.492416253721345
1992	11.150082868787024
1993	10.774909271590388
1994	11.092601377314807
1995	10.10891242296399
1996	8.266851504250738
1997	8.449792012095529
1998	7.465657444179961
1999	6.016272589844881
2000	5.687998676901401
2001	5.722740604598975
2002	4.200873865282361
2003	5.435207322012268
2004	5.808085881000906
2005	6.098034615678614
2006	7.36000850485555
2007	7.022074622965029
2008	10.403378925635124
2009	3.819409522877379
2010	7.269243247574899
2011	8.783373565213829
2012	7.046251362715807
2013	4.433019567502363
2014	3.6722281154495136
2015	3.3162073959517073
2016	2.5178459360124066
2017	4.080784811961834
2018	3.8417866327479686
2019	3.575454469320661
2020	3.401982283487044
2021	4.6477159422306755
2022	7.547110515595264
2023	5.299619895726309