Sectors	Period	Total
Total	2000	908,439
Total	1999	831,158
Total	1998	784,513
Total	1997	672,017
Total	1996	641,024
Total	1995	590,688
Total	1994	548,154
Total	1993	557,403
Total	1992	539,919
Total	1991	479,372
Total	1990	425,829
Total	1989	339,324
Total	1988	287,689
Total	1987	230,509
Total	1986	197,676
Total	1985	155,341
Total	1984	126,199
Total	1983	107,664
Total	1982	96,002
Total	1981	72,813
Total	1980	65,090
Total	1979	48,668
Total	1978	39,606
Total	1977	..
Total	1976	25,080
Total	1975	21,282
Total	1974	15,779
Total	1973	12,381
Total	1972	9,858
Total	1971	8,104
Total	1970	5,593
Total	1969	4,661
Total	1968	..
Total	1967	3,516
Total	1966	..
Total	1965	..
Total	1964	1,673
Public Administration: Total	2000	150,128
Public Administration: Total	1999	140,307
Public Administration: Total	1998	127,668
Public Administration: Total	1997	116,728
Public Administration: Total	1996	117,291
Public Administration: Total	1995	110,001
Public Administration: Total	1994	113,444
Public Administration: Total	1993	111,494
Public Administration: Total	1992	108,035
Public Administration: Total	1991	101,949
Public Administration: Total	1990	90,542
Public Administration: Total	1989	77,137
Public Administration: Total	1988	66,685
Public Administration: Total	1987	58,188
Public Administration: Total	1986	49,217
Public Administration: Total	1985	37,559
Public Administration: Total	1984	32,756
Public Administration: Total	1983	30,749
Public Administration: Total	1982	27,618
Public Administration: Total	1981	22,984
Public Administration: Total	1980	19,321
Public Administration: Total	1979	16,149
Public Administration: Total	1978	12,243
Public Administration: Total	1977	..
Public Administration: Total	1976	8,991
Public Administration: Total	1975	7,588
Public Administration: Total	1974	5,610
Public Administration: Total	1973	4,995
Public Administration: Total	1972	4,578
Public Administration: Total	1971	3,702
Public Administration: Total	1970	3,024
Public Administration: Total	1969	2,578
Public Administration: Total	1968	..
Public Administration: Total	1967	1,848
Public Administration: Total	1966	..
Public Administration: Total	1965	..
Public Administration: Total	1964	1,139
Public Administration: %	2000	16.5
Public Administration: %	1999	16.9
Public Administration: %	1998	16.3
Public Administration: %	1997	17.4
Public Administration: %	1996	18.3
Public Administration: %	1995	18.6
Public Administration: %	1994	20.7
Public Administration: %	1993	20.0
Public Administration: %	1992	20.0
Public Administration: %	1991	21.3
Public Administration: %	1990	21.3
Public Administration: %	1989	22.7
Public Administration: %	1988	23.2
Public Administration: %	1987	25.2
Public Administration: %	1986	24.9
Public Administration: %	1985	24.2
Public Administration: %	1984	26.0
Public Administration: %	1983	28.6
Public Administration: %	1982	28.8
Public Administration: %	1981	31.6
Public Administration: %	1980	29.7
Public Administration: %	1979	33.2
Public Administration: %	1978	30.9
Public Administration: %	1977	..
Public Administration: %	1976	35.8
Public Administration: %	1975	35.7
Public Administration: %	1974	35.6
Public Administration: %	1973	40.3
Public Administration: %	1972	46.4
Public Administration: %	1971	45.7
Public Administration: %	1970	54.1
Public Administration: %	1969	55.3
Public Administration: %	1968	..
Public Administration: %	1967	52.6
Public Administration: %	1966	..
Public Administration: %	1965	..
Public Administration: %	1964	68.0
Higher education: Total	2000	267,869
Higher education: Total	1999	250,345
Higher education: Total	1998	239,374
Higher education: Total	1997	219,951
Higher education: Total	1996	206,768
Higher education: Total	1995	189,166
Higher education: Total	1994	173,092
Higher education: Total	1993	174,342
Higher education: Total	1992	156,097
Higher education: Total	1991	106,507
Higher education: Total	1990	86,721
Higher education: Total	1989	69,270
Higher education: Total	1988	55,366
Higher education: Total	1987	43,667
Higher education: Total	1986	36,778
Higher education: Total	1985	31,987
Higher education: Total	1984	28,032
Higher education: Total	1983	24,772
Higher education: Total	1982	21,522
Higher education: Total	1981	16,708
Higher education: Total	1980	13,640
Higher education: Total	1979	8,211
Higher education: Total	1978	6,464
Higher education: Total	1977	..
Higher education: Total	1976	1,551
Higher education: Total	1975	1,518
Higher education: Total	1974	826
Higher education: Total	1973	771
Higher education: Total	1972	739
Higher education: Total	1971	854
Higher education: Total	1970	200
Higher education: Total	1969	162
Higher education: Total	1968	..
Higher education: Total	1967	107
Higher education: Total	1966	..
Higher education: Total	1965	..
Higher education: Total	1964	108
Higher education: %	2000	29.5
Higher education: %	1999	30.1
Higher education: %	1998	30.5
Higher education: %	1997	32.7
Higher education: %	1996	32.3
Higher education: %	1995	32.0
Higher education: %	1994	31.6
Higher education: %	1993	31.3
Higher education: %	1992	28.9
Higher education: %	1991	22.2
Higher education: %	1990	20.4
Higher education: %	1989	20.4
Higher education: %	1988	19.2
Higher education: %	1987	19.0
Higher education: %	1986	18.6
Higher education: %	1985	20.6
Higher education: %	1984	22.2
Higher education: %	1983	23.0
Higher education: %	1982	22.4
Higher education: %	1981	22.9
Higher education: %	1980	20.9
Higher education: %	1979	16.9
Higher education: %	1978	16.3
Higher education: %	1977	..
Higher education: %	1976	6.2
Higher education: %	1975	7.1
Higher education: %	1974	5.2
Higher education: %	1973	6.2
Higher education: %	1972	7.5
Higher education: %	1971	10.5
Higher education: %	1970	3.6
Higher education: %	1969	3.5
Higher education: %	1968	..
Higher education: %	1967	3.0
Higher education: %	1966	..
Higher education: %	1965	..
Higher education: %	1964	6.4
Companies: Total	2000	481,469
Companies: Total	1999	432,121
Companies: Total	1998	408,841
Companies: Total	1997	327,922
Companies: Total	1996	309,914
Companies: Total	1995	284,891
Companies: Total	1994	256,316
Companies: Total	1993	266,175
Companies: Total	1992	272,709
Companies: Total	1991	268,434
Companies: Total	1990	246,239
Companies: Total	1989	191,153
Companies: Total	1988	163,370
Companies: Total	1987	126,707
Companies: Total	1986	110,338
Companies: Total	1985	85,795
Companies: Total	1984	65,411
Companies: Total	1983	52,143
Companies: Total	1982	46,862
Companies: Total	1981	33,121
Companies: Total	1980	32,129
Companies: Total	1979	24,308
Companies: Total	1978	20,899
Companies: Total	1977	..
Companies: Total	1976	14,420
Companies: Total	1975	12,176
Companies: Total	1974	9,101
Companies: Total	1973	6,463
Companies: Total	1972	4,540
Companies: Total	1971	3,548
Companies: Total	1970	2,369
Companies: Total	1969	1,921
Companies: Total	1968	..
Companies: Total	1967	1,561
Companies: Total	1966	..
Companies: Total	1965	..
Companies: Total	1964	426
Companies: %	2000	53.0
Companies: %	1999	52.0
Companies: %	1998	52.1
Companies: %	1997	48.8
Companies: %	1996	48.3
Companies: %	1995	48.3
Companies: %	1994	46.8
Companies: %	1993	47.7
Companies: %	1992	50.5
Companies: %	1991	56.0
Companies: %	1990	57.8
Companies: %	1989	56.3
Companies: %	1988	56.8
Companies: %	1987	55.0
Companies: %	1986	55.8
Companies: %	1985	55.2
Companies: %	1984	51.8
Companies: %	1983	48.4
Companies: %	1982	48.8
Companies: %	1981	45.5
Companies: %	1980	49.9
Companies: %	1979	49.9
Companies: %	1978	52.8
Companies: %	1977	..
Companies: %	1976	57.5
Companies: %	1975	57.2
Companies: %	1974	57.7
Companies: %	1973	52.2
Companies: %	1972	46.1
Companies: %	1971	43.8
Companies: %	1970	42.4
Companies: %	1969	41.2
Companies: %	1968	..
Companies: %	1967	44.4
Companies: %	1966	..
Companies: %	1965	..
Companies: %	1964	25.5
PNPI: Total	2000	8,973
PNPI: Total	1999	8,386
PNPI: Total	1998	8,630
PNPI: Total	1997	7,416
PNPI: Total	1996	7,051
PNPI: Total	1995	6,630
PNPI: Total	1994	5,302
PNPI: Total	1993	5,392
PNPI: Total	1992	3,078
PNPI: Total	1991	2,482
PNPI: Total	1990	2,327
PNPI: Total	1989	1,764
PNPI: Total	1988	2,268
PNPI: Total	1987	1,947
PNPI: Total	1986	1,343
PNPI: Total	1985	..
PNPI: Total	1984	..
PNPI: Total	1983	..
PNPI: Total	1982	..
PNPI: Total	1981	..
PNPI: Total	1980	..
PNPI: Total	1979	..
PNPI: Total	1978	..
PNPI: Total	1977	..
PNPI: Total	1976	118
PNPI: Total	1975	..
PNPI: Total	1974	242
PNPI: Total	1973	152
PNPI: Total	1972	..
PNPI: Total	1971	..
PNPI: Total	1970	..
PNPI: Total	1969	..
PNPI: Total	1968	..
PNPI: Total	1967	..
PNPI: Total	1966	..
PNPI: Total	1965	..
PNPI: Total	1964	..
PNPI: %	2000	1.0
PNPI: %	1999	1.0
PNPI: %	1998	1.1
PNPI: %	1997	1.1
PNPI: %	1996	1.1
PNPI: %	1995	1.1
PNPI: %	1994	1.0
PNPI: %	1993	1.0
PNPI: %	1992	0.6
PNPI: %	1991	0.5
PNPI: %	1990	0.5
PNPI: %	1989	0.5
PNPI: %	1988	0.8
PNPI: %	1987	0.8
PNPI: %	1986	0.7
PNPI: %	1985	..
PNPI: %	1984	..
PNPI: %	1983	..
PNPI: %	1982	..
PNPI: %	1981	..
PNPI: %	1980	..
PNPI: %	1979	..
PNPI: %	1978	..
PNPI: %	1977	..
PNPI: %	1976	0.5
PNPI: %	1975	..
PNPI: %	1974	1.5
PNPI: %	1973	1.2
PNPI: %	1972	..
PNPI: %	1971	..
PNPI: %	1970	..
PNPI: %	1969	..
PNPI: %	1968	..
PNPI: %	1967	..
PNPI: %	1966	..
PNPI: %	1965	..
PNPI: %	1964	..