Year TEU: 20 foot equivalent units 2005 22601630 2006 23538580 2007 23998449 2008 24494229 2009 21040096 2010 23699000 2011 24404000 2012 23126000 2013 22288000 2014 22300000 2015 20114000 2016 19580000 2017 20760000 2018 19641000 2019 18360000 2020 17953000 2021 17772000