Sectors	Period	Total
Total	1998(1)	726,264
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
Public Administration: Total	1998(1)	125,865
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: %	1998(1)	17.3
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
Higher education: Total	1998(1)	235,590
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: %	1998(1)	32.5
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
Companies: Total	1998(1)	356,812
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: %	1998(1)	49.1
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
PNPI: Total	1998(1)	7,997
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: %	1998(1)	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	..
Volume indices: Total	1998(1)	205
Volume indices: Total	1997	193
Volume indices: Total	1996	188
Volume indices: Total	1995	178
Volume indices: Total	1994	174
Volume indices: Total	1993	184
Volume indices: Total	1992	186
Volume indices: Total	1991	176
Volume indices: Total	1990	168
Volume indices: Total	1989	144
Volume indices: Total	1988	130
Volume indices: Total	1987	110
Volume indices: Total	1986	100
Volume indices: Total	1985	87
Volume indices: Total	1984	76
Volume indices: Total	1983	73
Volume indices: Total	1982	72
Volume indices: Total	1981	63
Volume indices: Total	1980	63
Volume indices: Public administration	1998(1)	143
Volume indices: Public administration	1997	135
Volume indices: Public administration	1996	138
Volume indices: Public administration	1995	133
Volume indices: Public administration	1994	144
Volume indices: Public administration	1993	148
Volume indices: Public administration	1992	149
Volume indices: Public administration	1991	151
Volume indices: Public administration	1990	143
Volume indices: Public administration	1989	131
Volume indices: Public administration	1988	121
Volume indices: Public administration	1987	112
Volume indices: Public administration	1986	100
Volume indices: Public administration	1985	85
Volume indices: Public administration	1984	80
Volume indices: Public administration	1983	83
Volume indices: Public administration	1982	84
Volume indices: Public administration	1981	79
Volume indices: Public administration	1980	75
Volume indices: Higher education	1998(1)	357
Volume indices: Higher education	1997	340
Volume indices: Higher education	1996	326
Volume indices: Higher education	1995	307
Volume indices: Higher education	1994	295
Volume indices: Higher education	1993	309
Volume indices: Higher education	1992	289
Volume indices: Higher education	1991	210
Volume indices: Higher education	1990	183
Volume indices: Higher education	1989	157
Volume indices: Higher education	1988	135
Volume indices: Higher education	1987	112
Volume indices: Higher education	1986	100
Volume indices: Higher education	1985	97
Volume indices: Higher education	1984	91
Volume indices: Higher education	1983	90
Volume indices: Higher education	1982	87
Volume indices: Higher education	1981	77
Volume indices: Higher education	1980	71
Volume indices: Companies	1998(1)	180
Volume indices: Companies	1997	169
Volume indices: Companies	1996	163
Volume indices: Companies	1995	154
Volume indices: Companies	1994	146
Volume indices: Companies	1993	157
Volume indices: Companies	1992	168
Volume indices: Companies	1991	177
Volume indices: Companies	1990	174
Volume indices: Companies	1989	145
Volume indices: Companies	1988	132
Volume indices: Companies	1987	108
Volume indices: Companies	1986	100
Volume indices: Companies	1985	86
Volume indices: Companies	1984	71
Volume indices: Companies	1983	63
Volume indices: Companies	1982	63
Volume indices: Companies	1981	51
Volume indices: Companies	1980	56
Volume indices: PNPI	1998(1)	332
Volume indices: PNPI	1997	314
Volume indices: PNPI	1996	304
Volume indices: PNPI	1995	295
Volume indices: PNPI	1994	247
Volume indices: PNPI	1993	262
Volume indices: PNPI	1992	156
Volume indices: PNPI	1991	134
Volume indices: PNPI	1990	135
Volume indices: PNPI	1989	110
Volume indices: PNPI	1988	151
Volume indices: PNPI	1987	137
Volume indices: PNPI	1986	100
Volume indices: PNPI	1985	..
Volume indices: PNPI	1984	..
Volume indices: PNPI	1983	..
Volume indices: PNPI	1982	..
Volume indices: PNPI	1981	..
Volume indices: PNPI	1980	..