Year % of commercial service imports 1976 5.659690627868754 1977 5.915384615352253 1978 6.249999999991966 1979 6.0399590164096 1980 5.5169561621129555 1981 6.293103448282598 1982 7.371651785695691 1983 6.555555555556793 1984 6.498316498338708 1985 6.221551960505509 1986 6.2332402234574955 1987 6.662736666913477 1988 5.8590106277086145 1989 5.8682297532621055 1990 6.157683741651115 1991 6.119904514289929 1992 5.843682957075895 1993 3.230530703750314 1994 4.457023791963021 1995 2.7466979229075 1996 3.80459621943262 1997 2.9961580035381163 1998 4.9771724436982385 1999 2.280895769974703 2000 3.485557527826725 2001 3.582829645740603 2002 5.228765239619603 2003 6.076071503457733 2004 4.65168074726044 2005 4.303789250473311 2006 4.639214443371515 2007 5.000348148044812 2008 4.118769831406121 2009 3.8334791413478655 2010 3.9477119584362805 2011 3.6345092948866538 2012 3.392021912169622 2013 2.413156661725473 2014 2.028593738775615 2015 2.1966154202368955 2016 1.5008863333437865 2017 2.632418599433444 2018 4.2962442262902 2019 4.802562149553722 2020 5.952078748103594 2021 5.364823378097632 2022 6.155157136343821