Year Personnel 1985 48000 1989 51000 1990 55000 1991 60000 1992 45000 1993 40000 1994 40000 1995 65100 1996 65100 1997 77000 1998 87000 1999 92900 2000 92900 2001 81400 2002 81400 2003 97800 2004 64000 2005 65000 2007 143000 2008 151000 2009 159000 2010 159000 2011 134250 2012 134250 2013 134250 2014 134250 2015 134250 2016 134250 2017 134000 2018 134250 2019 134000 2020 134000