Year	Personnel
1985	105500
1989	106000
1990	104000
1991	104000
1992	90000
1993	86000
1994	77000
1995	78000
1996	66700
1997	60800
1998	60780
1999	60000
2000	57100
2001	55600
2002	52900
2003	59900
2004	53000
2005	60000
2006	46000
2007	41000
2008	47000
2009	43279
2010	43279
2011	43300
2012	43300
2013	43300
2014	41900
2015	41310
2016	41310
2017	41000
2018	41410
2019	41000
2020	41000