Year	annual %
1986	-7.266900380316713
1987	-5.864808623501062
1988	11.644948139851934
1989	1.7985393658540545
1990	-7.204489389522067
1991	5.905146476349785
1992	3.9221244350416242
1993	-20.646786781822826
1994	10.762603541987687
1995	-2.758258794356479
1996	-2.53547287383023
1997	1.5795005736736698
1998	4.633635606242976
1999	-4.151382024884924
2000	-5.51173758564066
2001	7.8867994441760345
2002	2.649014100284859
2003	-9.198039133835962
2008	-3.4277242893148383
2009	15.359236101848268
2010	10.789747400144407
2011	-2.5851901616742623
2012	5.282112877808061
2013	-0.3740062074063957
2014	3.489938515660995
2015	1.4784871194121934
2016	-8.176120983566761
2017	-5.674287986020872
2018	-1.2023520967702694
2019	-0.1645239330764383
2020	-4.4206379062814705
2021	-4.407715945129837
2022	-0.5387048736991744
2023	1.1042117322127183