Year	annual %
1986	9.32546190007652
1987	9.01351931463752
1988	10.219687503976544
1989	8.929941428940264
1990	8.488646496506956
1991	14.245844608747799
1992	10.639302189743852
1993	9.37034415971461
1994	25.1778762249963
1995	15.44802583525285
1996	9.33031458531928
1997	8.08400135486043
1998	8.01375518965603
1999	5.77736898687895
2000	4.03246711287498
2001	4.861164627559915
2002	5.03282275711195
2003	6.5592978291005
2004	4.63500759039375
2005	7.7974978178644
2006	6.92033580707587
2007	7.9051177898873
2008	11.3051098827019
2009	4.622947783237435
2010	5.51611298703742
2011	6.79138291952621
2012	6.377978656246565
2013	5.583583807098835
2014	4.40535234185293
2015	3.963943162112
2016	5.472022694060755
2017	4.97595150553892
2018	3.49445848856181
2019	3.3209062698037597
2020	4.4641443723286
2021	4.1862150652352
2022	9.573371185559575
2023	7.46597537029912