Estadística sobre Actividades en I+D en el Sector Empresas
Sector de empresas: Gastos internos en I+D
Gastos en equipo e instrumentos para  I+D por rama de actividad  (CNAE-74) y años.
Unidades: miles de euros

,2001,2000,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1988,1987,1986,1985,1984,1983,1982,1981,1980,1979,1978,
Total,559.727,430.650,477.877,442.645,316.649,..,250.893,..,175.345,204.891,239.846,238.506,228.475,181.620,133.046,127.421,81.443,52.084,39.721,35.105,20.188,24.263,14.058,14.569,
Agricultura,1.958,2.986,3.982,4.664,4.399,..,5.595,..,6.840,3.492,3.113,1.394,1.983,1.707,3.708,1.641,493,54,36,42,54,30,54,18,
Energía y agua,9.168,5.137,19.928,36.920,45.100,..,66.971,..,14.124,24.467,30.586,40.520,42.750,29.299,8.498,14.983,7.272,7.308,4.087,2.813,2.290,1.647,865,343,
Extractivas y químicas,81.348,55.122,77.367,73.323,43.922,..,38.272,..,30.700,32.731,39.480,33.086,37.155,31.229,27.364,19.900,13.475,9.376,7.699,6.719,5.379,6.082,3.828,4.760,
Manufacturas metálicas,114.851,132.463,157.823,137.193,136.868,..,79.207,..,73.095,86.816,105.958,106.860,98.097,77.044,65.739,62.181,39.246,24.654,18.397,15.524,8.054,7.038,4.628,5.265,
Otras manufacturas,55.527,50.776,58.938,72.716,42.660,..,25.285,..,23.001,22.105,18.938,19.497,15.560,16.041,10.259,11.035,8.955,6.803,5.463,5.319,2.170,7.663,2.969,2.176,
Construcción,6.715,3.700,336,307,619,..,439,..,565,1.581,1.172,2.182,1.160,367,1.154,1.370,1.424,421,445,1.136,877,649,631,619,
Comercio y hostelería,4.656,621,135,1.088,174,..,66,..,126,2.025,72,48,..,..,..,..,..,..,..,..,18,150,0,0,
Transportes y comunicaciones,158.963,85.820,133.666,95.627,25.489,..,19.749,..,4.778,3.462,5.379,6.906,4.520,1.448,3.432,7.831,7.230,2.140,2.386,2.362,355,192,421,661,
Financieras y seguros,33.510,65.112,20.442,18.505,15.230,..,14.046,..,14.166,12.189,15.236,13.270,19.629,20.885,10.055,7.831,1.605,938,889,992,871,601,391,463,
Otros servicios,93.031,28.913,5.260,2.302,2.188,..,1.262,..,7.951,16.023,19.912,14.743,7.621,3.600,2.837,649,1.743,391,319,198,120,210,270,264,
Notas:
Desde 1993 incluido, la correspondencia entre CNAE-74 y CNAE-93 se  publica en el anexo 1
Fuente: Instituto Nacional de Estadística