Year	Personnel
1985	189500
1989	207000
1990	126000
1991	201000
1992	172000
1993	200000
1994	200000
1995	296500
1996	307500
1997	306050
1998	295550
1999	282900
2000	282900
2001	178900
2002	179100
2003	177100
2004	176000
2005	177000
2006	154000
2007	153000
2008	153000
2009	151645
2010	153800
2011	151300
2012	151300
2013	151300
2014	151300
2015	150400
2016	149200
2017	126000
2018	126600
2019	126000
2020	128000