Year TEU: 20 foot equivalent units 2000 4639518 2001 5856543 2002 5557320 2003 7288887 2004 8537181 2005 9932668 2006 11898747 2007 14047141 2008 14442773 2009 14774961.2 2010 16993531 2011 17912243 2012 18059579 2013 18795111 2014 20873459 2015 22360056 2016 25001807 2017 27600833 2018 30274800.5 2019 31121268.2 2020 30485569 2021 34006870