Year	% of total merchandise imports
1992	96.62148833284301
1993	48.66687498602021
1994	48.77617499109365
1995	28.66787681687485
1996	53.904010561442064
1997	25.5849563045277
1998	29.603891591382904
1999	35.344652641547725
2000	34.17350326436746
2001	44.122486877772346
2002	28.685936628680782
2003	37.396005381462054
2004	44.936424223494654
2005	38.416324882324744
2006	40.694200071823225
2007	34.90240045955467
2008	22.76659179299047
2009	30.92081608258294
2010	27.680372342624032
2011	33.09854030402834
2012	28.521873171813773
2013	25.798431211140695
2014	28.8964369810977
2015	26.783875498952504
2016	43.680445594658416
2017	41.03738994223025
2018	34.58520413371943
2019	25.043065808005483
2020	29.446789061707683