Year % of commercial service imports 1976 57.1028037383177 1977 61.01694915254225 1978 57.76119402985071 1979 61.27272727272736 1980 62.72727272727272 1981 61.81434599156105 1982 58.020134228188034 1983 57.31707317073178 1984 53.244680851063805 1985 51.84491978609631 1986 45.49999999999991 1987 49.99999999999999 1988 52.32323232323238 1989 54.05904059040583 1990 51.419031719532605 1991 52.28013029315953 1992 43.82284382284401 1993 35.946622185154276 1994 38.69636963696358 1995 45.284621920135855 1996 46.04904632152574 1997 47.2434266327394 1998 55.61983471074375 1999 54.823151125401935 2000 51.158038147138754 2001 52.04646017699099 2002 50.961010433827504 2003 53.322528363047084 2004 55.47050877982894 2005 55.61580170410521 2006 55.004182700351414 2007 56.78359908883841 2008 60.0031325049598 2009 54.773031619797344 2010 52.21746986573949 2011 53.92569805963089 2012 54.59297343616106 2013 53.39763949339292 2014 53.298637395912195 2015 49.65112211646453 2016 47.83882026633579 2017 48.89364739471811 2018 50.04350543604353 2019 50.244853127636624 2020 56.96835936031016 2021 56.504799882664535 2022 54.398569369294