Year BoP, current US$ 1977 500000 1978 200000 1979 500000 1980 400000 1981 300000 1982 100000 1983 100000 1986 400000 1991 1600000 2004 2200000 2005 4500000 2006 7900000 2007 10800000 2008 11920490 2009 11760150 2010 12735430 2011 10874530 2012 12054730 2013 15423050 2014 15215600 2015 16477460 2016 14069750 2017 15596720 2018 16198890 2019 16437990 2020 15852370 2021 16768610 2022 17271210 2023 17641420