Year Personnel 1985 62500 1989 82000 1990 146000 1991 191000 1992 172000 1993 172000 1994 164000 1995 177500 1996 178500 1997 178000 1998 178000 1999 178000 2000 217000 2001 217200 2002 215000 2003 215000 2004 214000 2005 216000 2006 240000 2007 238000 2008 238000 2009 249000 2010 249000 2011 249000 2012 249000 2013 251500 2014 251500 2015 251500 2016 251500 2017 252000 2018 252000 2019 252000 2020 282000