Type of research	Period	Total
Total	1997	540,562
Total	1996	530,787
Total	1995	485,170
Total	1994	456,973
Total	1993	453,797
Total	1992	432,430
Total	1991	391,814
Total	1990	343,559
Total	1989	266,696
Total	1988	225,909
Total	1987	179,615
Total	1986	155,674
Total	1985	126,450
Total	1984	105,384
Total	1983	90,287
Total	1982	80,477
Total	1981	65,305
Total	1980	56,297
Total	1979	42,039
Total	1978	33,496
Total	1977	..
Total	1976	20,086
Total	1975	16,282
Total	1974	11,739
Total	1973	9,683
Total	1972	7,694
Total	1971	6,543
Total	1970	4,400
Total	1969	3,702
Total	1968	..
Total	1967	2,643
Total	1966	..
Total	1965	..
Total	1964	..
Basic research: Total	1997	123,283
Basic research: Total	1996	..
Basic research: Total	1995	122,849
Basic research: Total	1994	..
Basic research: Total	1993	97,531
Basic research: Total	1992	86,681
Basic research: Total	1991	71,969
Basic research: Total	1990	61,722
Basic research: Total	1989	50,093
Basic research: Total	1988	40,564
Basic research: Total	1987	32,612
Basic research: Total	1986	31,987
Basic research: Total	1985	26,971
Basic research: Total	1984	24,012
Basic research: Total	1983	20,268
Basic research: Total	1982	17,273
Basic research: Total	1981	13,887
Basic research: Total	1980	10,854
Basic research: Total	1979	7,120
Basic research: Total	1978	5,692
Basic research: Total	1977	..
Basic research: Total	1976	3,524
Basic research: Total	1975	3,084
Basic research: Total	1974	2,105
Basic research: Total	1973	1,811
Basic research: Total	1972	1,307
Basic research: Total	1971	1,258
Basic research: Total	1970	846
Basic research: Total	1969	722
Basic research: Total	1968	..
Basic research: Total	1967	313
Basic research: Total	1966	..
Basic research: Total	1965	..
Basic research: Total	1964	..
Basic research: %	1997	22.8
Basic research: %	1996	..
Basic research: %	1995	25.3
Basic research: %	1994	..
Basic research: %	1993	21.5
Basic research: %	1992	20.0
Basic research: %	1991	18.4
Basic research: %	1990	18.0
Basic research: %	1989	18.8
Basic research: %	1988	18.0
Basic research: %	1987	18.2
Basic research: %	1986	20.6
Basic research: %	1985	21.3
Basic research: %	1984	22.8
Basic research: %	1983	22.4
Basic research: %	1982	21.5
Basic research: %	1981	21.3
Basic research: %	1980	19.3
Basic research: %	1979	16.9
Basic research: %	1978	17.0
Basic research: %	1977	..
Basic research: %	1976	17.3
Basic research: %	1975	18.7
Basic research: %	1974	17.9
Basic research: %	1973	18.7
Basic research: %	1972	17.0
Basic research: %	1971	19.2
Basic research: %	1970	19.2
Basic research: %	1969	19.5
Basic research: %	1968	..
Basic research: %	1967	11.8
Basic research: %	1966	..
Basic research: %	1965	..
Basic research: %	1964	..
Applied research: Total	1997	209,793
Applied research: Total	1996	..
Applied research: Total	1995	179,517
Applied research: Total	1994	..
Applied research: Total	1993	165,158
Applied research: Total	1992	160,125
Applied research: Total	1991	150,716
Applied research: Total	1990	137,193
Applied research: Total	1989	108,364
Applied research: Total	1988	93,610
Applied research: Total	1987	76,242
Applied research: Total	1986	64,215
Applied research: Total	1985	48,305
Applied research: Total	1984	43,278
Applied research: Total	1983	39,764
Applied research: Total	1982	33,576
Applied research: Total	1981	25,650
Applied research: Total	1980	25,942
Applied research: Total	1979	18,643
Applied research: Total	1978	15,094
Applied research: Total	1977	..
Applied research: Total	1976	7,984
Applied research: Total	1975	6,559
Applied research: Total	1974	4,341
Applied research: Total	1973	3,606
Applied research: Total	1972	2,965
Applied research: Total	1971	2,576
Applied research: Total	1970	1,582
Applied research: Total	1969	1,329
Applied research: Total	1968	..
Applied research: Total	1967	1,167
Applied research: Total	1966	..
Applied research: Total	1965	..
Applied research: Total	1964	..
Applied research: %	1997	38.8
Applied research: %	1996	..
Applied research: %	1995	37.0
Applied research: %	1994	..
Applied research: %	1993	36.4
Applied research: %	1992	37.0
Applied research: %	1991	38.5
Applied research: %	1990	39.9
Applied research: %	1989	40.6
Applied research: %	1988	41.4
Applied research: %	1987	42.4
Applied research: %	1986	41.2
Applied research: %	1985	38.2
Applied research: %	1984	41.1
Applied research: %	1983	44.1
Applied research: %	1982	41.7
Applied research: %	1981	39.3
Applied research: %	1980	46.1
Applied research: %	1979	44.4
Applied research: %	1978	45.1
Applied research: %	1977	..
Applied research: %	1976	39.8
Applied research: %	1975	40.3
Applied research: %	1974	37.0
Applied research: %	1973	37.2
Applied research: %	1972	38.5
Applied research: %	1971	39.4
Applied research: %	1970	36.0
Applied research: %	1969	35.9
Applied research: %	1968	..
Applied research: %	1967	44.2
Applied research: %	1966	..
Applied research: %	1965	..
Applied research: %	1964	..
Technological development: Total	1997	207,486
Technological development: Total	1996	..
Technological development: Total	1995	182,804
Technological development: Total	1994	..
Technological development: Total	1993	191,108
Technological development: Total	1992	185,624
Technological development: Total	1991	169,129
Technological development: Total	1990	144,644
Technological development: Total	1989	108,239
Technological development: Total	1988	91,735
Technological development: Total	1987	70,761
Technological development: Total	1986	59,472
Technological development: Total	1985	51,174
Technological development: Total	1984	38,094
Technological development: Total	1983	30,255
Technological development: Total	1982	29,628
Technological development: Total	1981	25,768
Technological development: Total	1980	19,501
Technological development: Total	1979	16,276
Technological development: Total	1978	12,710
Technological development: Total	1977	..
Technological development: Total	1976	8,578
Technological development: Total	1975	6,639
Technological development: Total	1974	5,293
Technological development: Total	1973	4,266
Technological development: Total	1972	3,422
Technological development: Total	1971	2,709
Technological development: Total	1970	1,972
Technological development: Total	1969	1,651
Technological development: Total	1968	..
Technological development: Total	1967	1,163
Technological development: Total	1966	..
Technological development: Total	1965	..
Technological development: Total	1964	..
Technological development: %	1997	38.4
Technological development: %	1996	..
Technological development: %	1995	37.7
Technological development: %	1994	..
Technological development: %	1993	42.1
Technological development: %	1992	43.0
Technological development: %	1991	43.1
Technological development: %	1990	42.1
Technological development: %	1989	40.6
Technological development: %	1988	40.6
Technological development: %	1987	39.4
Technological development: %	1986	38.2
Technological development: %	1985	40.5
Technological development: %	1984	36.1
Technological development: %	1983	33.5
Technological development: %	1982	36.8
Technological development: %	1981	39.4
Technological development: %	1980	34.6
Technological development: %	1979	38.7
Technological development: %	1978	37.9
Technological development: %	1977	..
Technological development: %	1976	42.9
Technological development: %	1975	41.0
Technological development: %	1974	45.1
Technological development: %	1973	44.1
Technological development: %	1972	44.5
Technological development: %	1971	41.4
Technological development: %	1970	44.8
Technological development: %	1969	44.6
Technological development: %	1968	..
Technological development: %	1967	44.0
Technological development: %	1966	..
Technological development: %	1965	..
Technological development: %	1964	..