Year ages 15-49 1990 500 1991 500 1992 1000 1993 1000 1994 1000 1995 1000 1996 1000 1997 1000 1998 1000 1999 1000 2000 1000 2001 1000 2002 1000 2003 1000 2004 1000 2005 1000 2006 1000 2007 500 2008 500 2009 500 2010 500 2011 500 2012 500 2013 500 2014 500 2015 500 2016 500 2017 500 2018 500 2019 500 2020 500 2021 500 2022 500