Year	annual %
1981	11.4271763230549
1982	8.88571308471459
1983	6.90822881158842
1984	5.99195111048444
1985	4.641880542871926
1986	2.8417800825284196
1987	3.6538043378469798
1988	4.2788817718493295
1989	5.16996495562573
1990	5.4039590921894
1991	5.2954149720184205
1992	4.02893900408648
1993	4.1982601110385005
1994	2.877467000271285
1995	3.75494413677554
1996	2.93120419993445
1997	2.43155133955926
1998	1.95913632274251
1999	2.135108666118585
2000	2.68684736744012
2001	2.626614722981175
2002	2.07408613571643
2003	2.05566329753742
2004	2.1926413357709
2005	2.6223458686021752
2006	2.66631494577069
2007	2.85267248150136
2008	4.6335940911375655
2009	1.58845890753649
2010	2.07814071860787
2011	3.41068341068342
2012	2.66284165508021
2013	1.49150472970343
2014	1.03317212108915
2015	0.3196958568180205
2016	0.443258157565783
2017	1.5873410763407199
2018	1.881108013805965
2019	1.615199887372135
2020	0.598986330824643
2021	2.522645593401895
2022	7.53107834634288
2023	4.97274795936327