Year	Personnel
1985	53700
1989	56000
1990	55000
1991	53000
1992	37000
1993	37000
1994	45000
1995	137000
1996	137000
1997	129000
1998	129100
1999	129100
2000	129100
2001	129100
2002	129100
2003	129100
2004	129000
2005	129000
2006	129000
2007	129000
2008	129000
2009	129100
2010	129100
2011	129100
2012	129100
2013	129100
2014	129100
2015	129100
2016	129100
2017	129000
2018	129100
2019	129000
2020	129000