SAS Output

On Payroll as of:	Number Fulltime
September 1975	1,746
September 1976	1,847
September 1977	1,948
September 1978	2,129
September 1979	2,020
September 1980	2,268
September 1981	2,149
September 1982	2,309
September 1983	2,356
September 1984	2,364
September 1985	3,005
September 1986	3,243
September 1987	3,181
September 1988	3,766
September 1989	3,783
September 1990	3,715
September 1991	3,635
September 1992	4,026
September 1993	3,965
September 1994	4,217
September 1995	4,876
September 1996	5,863
September 1997	6,817
September 1998	7,890
September 1999	8,259
September 2000	9,078
September 2001	9,651
September 2002	9,902
September 2003	10,541
December 2003	10,888
March 2004	11,110
June 2004	10,886
September 2004	10,727
December 2004	10,628
March 2005	10,708
June 2005	10,878
September 2005	11,106