Statistics on R&D Activities in the Business Sector Main R+D indicators Total internal expenditure in R+D activities by years and scientific discipline/unit. Units: thousands of euros Total Exact and natural sciences: Total Exact and natural sciences: % Engineering and technology: Total Engineering and technology: % Medical sciences: Total Medical sciences: % Agricultural sciences: Total Agricultural sciences: % Social sciences and humanities: Total Social sciences and humanities: % 2001 6,227,157.0 1,122,616.0 18.0 3,275,240.0 52.6 891,579.0 14.3 442,339.0 7.1 495,381.0 8.0 2000 5,718,988.0 1,016,796.0 17.8 3,111,817.0 54.4 757,332.0 13.2 386,068.0 6.8 446,975.0 7.8 1999 4,995,360.0 927,097.0 18.5 2,640,312.0 52.9 669,107.0 13.4 360,427.0 7.2 398,201.0 8.0 1998 4,715,018.0 874,100.0 18.5 2,473,141.0 52.5 653,715.0 13.9 337,096.0 7.1 376,967.0 8.0 1997 4,038,904.0 811,330.0 20.1 2,032,010.0 50.3 555,323.0 13.7 297,237.0 7.4 343,004.0 8.5 1996 3,852,632.0 799,797.0 20.8 1,938,072.0 50.3 506,581.0 13.1 285,823.0 7.4 322,359.0 8.4 1995 3,550,106.0 701,652.0 19.8 1,818,314.0 51.2 488,737.0 13.8 240,062.0 6.8 301,341.0 8.5 1994 3,294,472.0 616,067.0 18.7 1,718,486.0 52.2 427,019.0 13.0 225,458.0 6.8 307,442.0 9.3 1993 3,350,060.0 450,705.0 13.5 1,811,312.0 54.1 449,858.0 13.4 228,619.0 6.8 409,566.0 12.2 1992 3,244,979.0 428,462.0 13.2 1,839,944.0 56.7 421,886.0 13.0 219,826.0 6.8 334,860.0 10.3 1991 2,881,084.0 308,500.0 10.7 1,732,069.0 60.1 373,733.0 13.0 221,665.0 7.7 245,117.0 8.5 1990 2,559,284.0 271,249.0 10.6 1,576,635.0 61.6 310,230.0 12.1 202,042.0 7.9 199,127.0 7.8 1989 2,039,378.0 226,786.0 11.1 1,234,034.0 60.5 241,330.0 11.8 173,662.0 8.5 163,565.0 8.0 1988 1,729,046.0 171,433.0 9.9 1,066,935.0 61.7 206,796.0 12.0 160,284.0 9.3 123,598.0 7.1 1987 1,385,387.0 163,127.0 11.8 816,992.0 59.0 169,612.0 12.2 140,348.0 10.1 95,308.0 6.9 1986 1,188,057.0 138,161.0 11.6 728,571.0 61.3 121,981.0 10.3 112,287.0 9.5 87,057.0 7.3 1985 933,618.0 108,182.0 11.6 570,096.0 61.0 92,526.0 9.9 92,063.0 9.9 70,751.0 7.6 1984 758,471.0 85,578.0 11.3 417,481.0 55.0 111,993.0 14.8 79,213.0 10.4 64,206.0 8.5 1983 647,074.0 78,642.0 12.1 379,142.0 58.6 73,492.0 11.4 59,711.0 9.2 56,086.0 8.7 1982 576,984.0 64,603.0 11.2 341,002.0 59.1 71,238.0 12.4 53,550.0 9.3 46,590.0 8.0 1981 437,615.0 48,916.0 11.2 248,879.0 56.9 54,350.0 12.4 43,381.0 9.9 42,089.0 9.6 1980 391,199.0 36,884.0 9.4 240,832.0 61.6 42,756.0 11.0 36,511.0 9.3 34,216.0 8.7 1979 292,501.0 30,646.0 10.5 177,942.0 60.8 32,881.0 11.2 29,792.0 10.2 21,240.0 7.3 1978 238,037.0 29,708.0 12.5 137,686.0 57.8 27,376.0 11.5 25,110.0 10.5 18,163.0 7.6 1977 .. .. .. .. .. .. .. .. .. .. .. 1976 150,734.0 .. .. .. .. .. .. .. .. .. .. 1975 127,907.0 .. .. .. .. .. .. .. .. .. .. 1974 94,834.0 5,355.0 5.6 66,226.0 69.8 10,698.0 11.3 8,649.0 9.1 3,907.0 4.1 1973 74,411.0 5,205.0 7.0 50,864.0 68.4 8,288.0 11.1 7,032.0 9.4 3,023.0 4.1 1972 59,248.0 11,521.0 19.4 33,987.0 57.4 6,737.0 11.4 4,718.0 8.0 2,284.0 3.9 1971 48,706.0 8,823.0 18.1 29,059.0 59.7 5,145.0 10.6 2,915.0 6.0 2,765.0 5.7 1970 33,615.0 7,024.0 20.9 20,932.0 62.3 3,315.0 9.9 1,650.0 4.9 694.0 2.1 1969 28,013.0 5,740.0 20.5 17,676.0 63.1 2,693.0 9.6 1,370.0 4.9 535.0 1.9 1968 .. .. .. .. .. .. .. .. .. .. .. 1967 21,132.0 .. .. .. .. .. .. .. .. .. .. 1966 .. .. .. .. .. .. .. .. .. .. .. 1965 .. .. .. .. .. .. .. .. .. .. .. 1964 10,055.0 .. .. .. .. .. .. .. .. .. .. Notes: Data for 1994, 1996, 1998 and 2000 are estimates Source: National Statistics Institute