Year	% of GDP
1991	51.9346670381993
1992	51.26822895210743
1993	55.87456203683347
1994	48.92800128170643
1995	47.771773537125824
1996	48.17358619511356
1997	47.94259872839609
1998	50.43535726868292
1999	44.403066145915936
2000	42.23230062072997
2001	43.364533385235134
2002	42.95758023431581
2003	45.45528555301466
2004	43.5362196409715
2005	46.87269233517809
2006	44.31483039994148
2007	42.01124139807423
2008	42.67748730021061
2009	42.85783243675222
2010	40.30451993738095
2011	39.60594309378719
2012	36.897106443473625
2013	70.4922136223064
2014	63.0019622817623
2015	60.917034534840695
2016	57.25963018813569
2017	62.07814737169244
2018	55.853923207602676
2019	57.59529200760264
2020	44.69986235468846
2021	48.039787158124014
2022	50.11693874285091