Year	annual %
1961	5.063994835951988
1962	3.9572664820495476
1963	3.1624704179471337
1964	3.04656689764451
1965	3.8341366814102855
1966	3.420406235479035
1967	1.5890553796199782
1968	2.0878359350886626
1969	4.208987949947769
1970	7.632434437760423
1971	7.621336524243532
1972	4.531857099815156
1973	6.299513718467438
1974	7.275290302616639
1975	5.666623538744673
1976	3.306194527643896
1977	3.100718202476301
1978	3.5458418966372847
1979	4.2781406559154505
1980	5.451189388786773
1981	4.1752387882334006
1982	4.581058531854396
1983	2.807938538847779
1984	1.989146341656749
1985	2.124725708369482
1986	2.999543114622824
1987	1.2796635538407202
1988	1.6904612769391747
1989	2.8790668272941247
1990	3.396643449906577
1991	3.0850797602741267
1992	5.306196641546592
1993	3.883663919942819
1994	2.05160802865106
1995	1.981324648525245
1996	0.6022795030491892
1997	0.2728163219741617
1998	0.688465401249033
1999	0.3431351415588324
2000	-0.4893890053275811
2001	1.3049949100786762
2002	1.3781258240974381
2003	1.321253523708748
2004	1.1155958666263928
2005	0.4052073318516136
2006	0.3972811548939035
2007	1.7702732069408142
2008	0.9093304223015224
2009	1.841891637763183
2010	0.6452757711218169
2011	1.0694837453494301
2012	1.4964888377983385
2013	1.9593916830244353
2014	1.8779398537491119
2015	1.8536788240880213
2016	1.3277522226954517
2017	1.50373898915133
2018	2.0074924413161312
2019	2.130309051482726
2020	1.8725856480559173
2021	3.019638073752674
2022	5.268325423701526
2023	6.628008068941284