Year	annual %
1965	26.4447848490173
1966	13.2378854626539
1967	-8.42248589780283
1968	7.89473684210539
1969	7.31707316260125
1970	3.03030303053265
1971	9.55882353746772
1972	10.0671140939595
1973	17.6829268231711
1974	18.1347150268463
1975	29.8245614048168
1976	56.0810810829756
1977	116.450216453639
1978	73.091666667343
1979	54.4412883345616
1980	50.0701393436364
1981	116.503603996541
1982	22.2955664080893
1983	122.874514572592
1984	39.6653137947268
1985	10.3054406698295
1986	24.5654160765001
1987	39.8150678775363
1988	31.3592676264768
1989	25.2236920295825
1990	37.2590664855671
1991	18.0314390089849
1992	10.0561167448841
1993	24.9598424742497
1994	24.8702554369576
1995	59.4615536991446
1996	46.5610196762282
1997	27.8852086407527
1998	14.6241666666675
1999	4.86539785077528
2000	40.240933123914
2001	41.509496287803
2002	9.36093239560313
2003	29.7729797160384
2004	18.0427388232565
2005	15.4389920155908
2006	11.6791839392492
2007	10.7342665456292
2008	16.494639613412
2009	19.2469482220857
2010	10.7333898354915
2011	8.7284593709302
2012	11.1863409441067
2013	11.6661923071729
2014	15.4896160333318
2015	17.1499695007878
2016	17.4546347070868
2017	12.3719215507048
2018	7.80876516610703
2019	7.14364003330857
2020	9.88728956269944
2021	9.9710886750444
2022	31.2558951049016
2023	38.1069656296501