Estadística sobre Actividades en I+D en el Sector Empresas
Principales indicadores de I+D
Gastos internos corrientes en actividades de I+D por años y tipo de  investigación/unidad.
Unidades: miles de euros corrientes

	Total	Investigación básica: Total	Investigación básica: %	Investigación aplicada: Total	Investigación aplicada: %	Desarrollo tecnológico: Total	Desarrollo tecnológico: %	
2001	4.928.800,0	997.413,0	20,2	1.910.373,0	38,8	2.021.014,0	41,0	
2000	4.664.629,0	954.667,0	20,5	1.709.564,0	36,6	2.000.397,0	42,9	
1999	4.000.577,0	880.266,0	22,0	1.475.665,0	36,9	1.644.640,0	41,1	
1998	3.775.955,0	..	..	..	..	..	..	
1997	3.248.843,0	740.946,0	22,8	1.260.881,0	38,8	1.247.016,0	38,4	
1996	3.190.094,0	..	..	..	..	..	..	
1995	2.915.930,0	738.337,0	25,3	1.078.919,0	37,0	1.098.674,0	37,7	
1994	2.746.463,0	..	..	..	..	..	..	
1993	2.727.375,0	586.173,0	21,5	992.620,0	36,4	1.148.582,0	42,1	
1992	2.598.957,0	520.963,0	20,0	962.371,0	37,0	1.115.623,0	43,0	
1991	2.358.588,0	436.281,0	18,5	905.821,0	38,4	1.016.486,0	43,1	
1990	2.068.335,0	374.581,0	18,1	824.547,0	39,9	869.328,0	42,0	
1989	1.607.052,0	305.242,0	19,0	651.281,0	40,5	650.529,0	40,5	
1988	1.360.547,0	246.601,0	18,1	562.607,0	41,4	551.338,0	40,5	
1987	1.083.246,0	199.740,0	18,4	458.224,0	42,3	425.282,0	39,3	
1986	938.541,0	195.167,0	20,8	385.940,0	41,1	357.434,0	38,1	
1985	759.980,0	162.099,0	21,3	290.319,0	38,2	307.562,0	40,5	
1984	633.371,0	144.315,0	22,8	260.106,0	41,1	228.950,0	36,1	
1983	544.445,0	122.955,0	22,6	239.563,0	44,0	181.926,0	33,4	
1982	483.677,0	103.813,0	21,5	201.796,0	41,7	178.068,0	36,8	
1981	392.491,0	83.463,0	21,3	154.160,0	39,3	154.869,0	39,4	
1980	338.352,0	65.234,0	19,3	155.915,0	46,1	117.203,0	34,6	
1979	252.659,0	42.792,0	16,9	112.047,0	44,4	97.821,0	38,7	
1978	201.315,0	34.210,0	17,0	90.717,0	45,1	76.389,0	37,9	
1977	..	..	..	..	..	..	..	
1976	120.719,0	21.180,0	17,5	47.985,0	39,8	51.555,0	42,7	
1975	97.857,0	18.535,0	18,9	39.420,0	40,3	39.901,0	40,8	
1974	70.553,0	12.651,0	17,9	26.090,0	37,0	31.812,0	45,1	
1973	58.388,0	10.920,0	18,7	21.745,0	37,2	25.723,0	44,1	
1972	46.242,0	7.855,0	17,0	17.820,0	38,5	20.567,0	44,5	
1971	39.324,0	7.561,0	19,2	15.482,0	39,4	16.281,0	41,4	
1970	26.445,0	5.085,0	19,2	9.508,0	36,0	11.852,0	44,8	
1969	22.249,0	4.339,0	19,5	7.987,0	35,9	9.923,0	44,6	
1968	..	..	..	..	..	..	..	
1967	15.885,0	1.881,0	11,8	7.014,0	44,2	6.990,0	44,0	
1966	..	..	..	..	..	..	..	
1965	..	..	..	..	..	..	..	
1964	..	..	..	..	..	..	..	
Notas:
Los datos de los años 1994, 1996 y 1998  y la variable tipo de  investigación/unidad: Total son estimaciones
Fuente: Instituto Nacional de Estadística