Year % of GDP 1990 46.62685739348332 1991 38.21823648549743 1992 28.147054023812785 1993 19.24417333086119 1994 26.84388139967156 1995 30.74349889193187 1996 23.932346834463893 1997 19.740505270761858 1998 21.008217378995155 1999 19.478524462819134 2000 18.191863336612425 2019 41.29240818524855 2020 45.846848753775 2021 44.98052295551081 2022 44.04765462958615