Year	annual % growth
1981	5.680867170419319
1982	4.816130333707733
1983	7.888847713835332
1984	5.216754220724297
1985	4.259787872737775
1986	5.017116971362086
1987	4.601261015775123
1988	7.7326067003997
1989	5.670350692963552
1990	5.251222773549102
1991	-0.8076802646820624
1992	0.5844865100148553
1993	-0.1654547298822564
1994	0.28301087404982184
1995	1.5125460352739282
1996	2.0481929322714905
1997	4.019576229549898
1998	2.438684213367395
1999	1.5720012619391213
2000	5.383797710628002
2001	5.629345418382869
2002	2.775135677833944
2003	2.053258692577657
2004	2.032955506240924
2005	1.2492857102890014
2006	2.60788521551558
2007	0.8542989095232372
2008	0.641417624038084
2009	3.226527064360994
2010	0.9540076537495992
2011	2.3741332686156227
2012	2.4184047492494187
2013	1.8505432690616033
2014	2.3463866113731626
2015	5.182764837945015
2016	4.583880470006079
2017	3.132593280860746
2018	2.870721593260228
2019	1.7285587205140729
2020	4.000006341471703
2021	1.42426484630775
2022	-1.145006020869161