Year current LCU 2002 18000000 2003 18960000 2004 18330000 2005 18100000 2006 17080000 2007 18300000 2008 21200000 2009 20500000 2010 20700000 2011 20700000 2012 24300000 2013 22100000 2014 21000000 2015 18600000 2016 15200000 2017 11600000 2018 10900000 2019 9000000 2020 7300000 2022 4900000