Year % of total merchandise imports 1960 9.25414364640884 1961 10.606060606060606 1962 13.523573200992555 1963 15.833333333333332 1964 19.43359375 1965 22.945484133441823 1966 24.96671105193076 1967 25.695284159613056 1968 27.988003594590786 1969 25.877952520805398 1970 26.97934322513981 1971 11.251357360773566 1972 15.192821390596228 1973 16.912305856063696 1974 14.62613220527148 1975 17.248364978381105 1976 18.02019140783642 1977 17.44344555070488 1978 19.557479364952297 1979 18.084210908782616 1980 15.364617016323045 1981 16.925810045698817 1982 16.692360929501397 1983 19.417946960587518 1984 21.06020292019812 1985 19.41794695971566 1986 16.053187882127304 1987 18.153251148175006 1988 17.588620456084893 1989 18.717286397560105 1990 18.51431167651068 1991 19.743123437144806 1992 20.020808130564227 1993 21.79606384627305 1994 18.182208565539355 1995 25.482437450538747 1996 24.516304347826086 1997 24.239039374476402 1998 19.985287052486182 1999 13.814909994135416 2000 25.6553211585919 2001 24.04658937542809 2002 28.36902305130657 2003 27.906997776318082 2004 26.858348799166578 2005 33.03098237787932 2006 34.754385934112534 2007 32.577411892043294 2008 31.27726320561324 2009 37.34594236397573 2010 32.79274770487399 2011 32.497465187610544 2012 33.988924808593126 2013 34.16690753277412 2014 30.425119743125283 2015 30.142131744097284 2016 32.24180478617236 2017 33.09472759102447 2018 29.82500463834981 2019 28.505241109855284 2020 33.41746007257604