Estadística sobre Actividades en I+D en el Sector Empresas
Sector de empresas: Gastos internos en I+D
Gastos en I+D realizados con fondos propios por rama de actividad  (CNAE-74) y años.
Unidades: miles de euros

,1992,1991,1990,1989,1988,1987,1986,1985,1984,1983,1982,
Total,1.249.534,1.228.324,1.095.537,889.967,767.997,615.292,547.750,402.293,353.437,280.805,257.654,
Producción agrícola,6.563,7.441,3.330,3.137,3.877,1.274,1.166,589,264,12,144,
Producción ganadera,571,709,631,445,..,78,108,66,..,..,..,
Servicios agrícolas y ganaderos,270,84,6,733,108,..,..,12,..,..,..,
Caza y repoblación cinegética,..,..,..,..,..,..,..,..,..,..,..,
Silvicultura,12,..,..,..,24,252,..,..,..,..,..,
Pesca,1.418,1.701,2.194,1.953,8.114,6.214,3.846,463,337,42,36,
Combustibles sólidos y coquerías,6.443,2.464,5.313,4.952,5.355,5.373,6.473,5.650,3.492,1.400,841,
Petróleo y gas natural,108,1.364,529,1.058,1.064,373,1.232,439,349,..,..,
Refino de petróleo,19.317,13.625,11.365,13.210,10.872,6.713,11.011,10.103,11.335,9.484,8.342,
Minerales radiactivos,2.320,1.256,1.106,..,475,258,379,481,313,..,..,
Energía eléctrica,31.403,28.157,29.119,42.095,30.525,19.515,13.541,6.178,5.505,7.194,6.040,
Agua,733,553,511,1.004,180,138,415,349,288,..,138,
Extracción de minerales metálicos,1.539,6.202,3.161,5.313,2.530,2.122,2.302,3.029,2.224,583,1.737,
Producción de metales,10.109,12.104,13.054,12.483,9.857,11.107,12.152,13.066,13.132,14.593,11.840,
Extracción de mineral no metálico,1.905,2.152,1.863,1.076,968,727,523,60,24,228,210,
Productos minerales no metálicos,19.815,18.535,18.992,15.993,13.294,14.953,13.228,10.007,8.504,9.105,7.380,
Industria química,220.187,221.070,195.022,161.221,141.340,125.750,102.809,80.133,64.537,50.557,54.368,
Productos metálicos,27.959,30.399,27.785,25.651,20.837,16.768,13.300,6.876,7.110,5.397,4.718,
Maquinaria y equipo mecánico,57.361,69.441,59.158,48.532,40.761,33.807,25.411,19.371,10.836,7.146,7.038,
Maquinas de oficina y ordenadores,65.997,88.331,101.631,61.099,57.932,49.836,30.045,30.393,6.713,1.965,5.674,
Maquinaria y material eléctrico,63.094,58.364,60.233,56.369,44.872,35.376,27.592,15.891,13.721,24.227,23.698,
Maquinaria y material electrónico,198.166,202.505,179.685,124.710,105.297,70.757,53.478,26.234,36.229,27.635,20.627,
Vehículos automóviles,205.756,181.079,149.147,106.127,87.345,54.896,76.623,56.513,60.630,40.124,36.439,
Construcción naval,24.143,7.242,7.302,3.029,1.917,4.718,4.069,5.523,7.062,8.426,4.147,
Otro material de transporte,8.967,25.086,1.358,7.116,20.092,37.112,29.408,17.952,34.510,6.545,3.059,
Instrumentos de precisión óptica,3.534,5.637,3.438,10.085,5.235,4.598,3.342,2.867,1.689,1.286,1.220,
Alimentos, bebidas y tabaco,44.884,36.596,34.366,33.350,33.278,22.646,22.502,18.367,14.394,10.980,9.971,
Industria textil,6.130,4.357,3.300,2.638,1.370,799,565,445,409,240,962,
Industria del cuero,1.527,1.659,1.436,1.208,1.232,1.641,805,727,565,114,258,
Industria del calzado y vestido,2.344,1.593,1.418,2.927,1.899,986,1.076,763,439,222,186,
Industria de la madera y el corcho,3.131,3.197,4.165,2.428,1.665,1.130,577,102,78,18,..,
Papel, artes gráficas y edición,8.600,10.788,10.656,6.749,4.670,5.385,4.123,3.318,2.741,1.887,2.392,
Caucho y plásticos,30.375,29.504,28.644,23.698,23.728,19.076,22.322,19.749,19.100,21.390,22.724,
Otras industrias manufactureras,4.225,4.051,5.962,1.322,2.158,4.532,1.683,859,469,445,950,
Construcción,10.566,9.117,11.804,8.997,7.675,9.340,9.021,10.704,4.592,4.640,7.633,
Comercio al por mayor,78,108,114,..,..,..,..,..,..,..,..,
Recuperación,..,..,..,..,..,..,..,..,..,..,..,
Intermediarios de comercio,..,..,..,..,..,..,..,..,..,..,..,
Comercio al por menor,..,288,679,..,..,..,..,..,..,..,..,
Restaurantes y cafés,..,..,..,..,..,..,..,..,..,..,..,
Hostelería,..,..,..,..,..,..,..,..,..,..,..,
Reparaciones,..,..,..,..,..,..,..,..,..,..,..,
Transporte por ferrocarril,643,739,715,956,2.855,2.855,1.923,817,..,2.043,1.839,
Otro transporte terrestre,..,..,..,..,..,499,..,..,..,..,..,
Transporte marítimo,..,..,..,..,..,..,78,60,108,174,150,
Transporte aéreo,379,..,1.178,1.232,..,..,..,..,..,..,..,
Actividades anexas al transporte,..,..,..,..,..,..,..,..,..,..,..,
Comunicaciones,37.671,36.794,34.396,21.745,9.821,9.772,25.224,21.354,14.563,17.345,7.435,
Instituciones financieras,..,..,..,..,..,..,..,..,..,..,..,
Seguros,..,..,..,..,..,..,391,..,..,..,..,
Auxiliares financieros y de seguros,..,..,..,..,..,..,..,..,..,..,..,
Servicios a empresas,86.834,78.342,60.684,59.392,51.663,30.471,21.672,9.544,6.635,4.496,5.139,
Alquiler de bienes muebles,..,..,..,..,..,..,..,..,..,..,..,
Alquiler de bienes inmuebles,..,..,..,..,..,..,..,..,..,..,..,
Administración  pública,..,..,..,..,..,..,..,..,..,..,..,
Saneamiento vias públicas,..,..,..,..,48,54,258,..,..,..,..,
Educación e investigación,27.887,22.977,18.535,15.103,12.844,3.197,2.969,3.161,541,613,138,
Sanidad y servicios veterinarios,2.921,1.491,1.466,835,222,186,96,78,..,246,180,
Asistencia social,..,66,84,..,..,..,..,..,..,..,..,
Servicios recreativos y culturales,18,1.154,..,..,..,..,..,..,..,..,..,
Servicios personales y domésticos,..,..,..,..,..,..,..,..,..,..,..,
Repr. diplomáticas y org. internac.,..,..,..,..,..,..,..,..,..,..,..,
Notas:
Fuente: Instituto Nacional de Estadística