Year current LCU 1990 440000 1991 600000 1992 500000 1993 500000 1994 400000 1995 500000 1996 300000 2006 400000 2007 440000 2008 1650000 2009 710000 2010 1690000 2011 1360000 2012 2260000 2013 2270000 2014 1540000 2017 2180000 2018 1640000 2019 2580000 2020 960000 2021 1380000 2022 2710000