Annual % of GDP
1977 19.505520682218023
1978 17.44803092122588
1979 16.115671888399387
1980 13.966772437077182
1981 10.580309825838762
1982 9.660428231975276
1983 8.606631663795286
1984 7.544876372282193
1985 8.914568188575641
1986 9.866356800944837
1987 7.66302992858743
1988 8.478746414565483
1989 9.18549402722017
1990 10.197287556451336
1991 12.34829228446655
1992 11.48472103629242
1993 11.020779797988911
1994 10.804232741291322
1995 11.149828140930742
1996 9.780747140666673
1997 10.11337948966873
1998 12.004280060912157
1999 11.789601814572398
2000 12.47922174156989
2001 9.975221849603532
2002 13.720080445351297
2003 14.337354117768875
2004 15.667990279835161
2005 13.80210676348932
2006 14.358038997166345
2007 14.45507454574901
2008 11.604735700784683
2009 12.799141466310141
2010 11.647159011479378
2011 11.128842900003576
2012 11.558543262384399
2013 11.599704619808197
2014 11.771015460301534
2015 13.575192207546474
2016 14.82394456427483
2017 14.784342955502924
2018 14.666289634463334
2019 16.671689941194625
2020 18.53291728461406
2021 19.039592980980103
2022 17.910468220616586
2023 19.255591517460996