Estadística sobre Actividades en I+D en el Sector Empresas
Principales indicadores de I+D
Personal empleado en actividades de I+D por años y sectores/unidad.
Unidades: ?

,Total,Administración Pública: Total,Administración Pública: %,Enseñanza superior: Total,Enseñanza superior: %,Empresas: Total,Empresas: %,ISPFL: Total,ISPFL: %,
2001,125.750,23.468,19,54.623,43,46.465,37,1.195,1,
2000,120.618,22.400,19,49.470,41,47.055,39,1.693,1,
1999,102.238,22.283,22,40.626,40,38.323,37,1.005,1,
1998,97.098,20.170,21,41.041,42,34.667,36,1.220,1,
1997,87.150,19.189,22,36.843,42,30.023,35,1.095,1,
1996,87.264,17.866,20,38.956,45,29.431,34,1.011,1,
1995,79.987,17.153,22,34.330,43,27.557,34,947,1,
1994,80.399,17.546,22,34.642,43,27.321,34,890,1,
1993,75.734,17.266,23,29.839,39,27.781,37,848,1,
1992,73.320,16.678,23,27.553,37,28.590,39,499,1,
1991,72.406,17.519,24,25.360,35,29.151,40,376,1,
1990,69.684,17.170,24,23.654,34,28.508,41,352,1,
1989,63.155,14.606,23,22.500,36,25.865,41,184,0,
1988,54.807,13.747,25,16.912,31,23.678,43,470,1,
1987,48.486,12.643,26,15.100,31,20.361,42,382,1,
1986,45.261,11.636,26,14.305,31,19.007,42,313,1,
1985,40.654,10.031,25,13.763,34,16.860,41,..,..,
1984,39.287,10.695,27,13.570,35,15.022,38,..,..,
1983,36.171,10.213,28,13.053,36,12.905,36,..,..,
1982,35.531,10.595,30,12.022,34,12.914,36,..,..,
1981,36.221,11.805,33,12.410,34,12.006,33,..,..,
1980,35.496,11.400,32,11.793,33,12.303,35,..,..,
1979,30.164,11.115,37,7.138,24,11.911,39,..,..,
1978,29.685,11.041,37,7.053,24,11.591,39,..,..,
1977,..,..,..,..,..,..,..,..,..,
1976,..,11.553,..,..,..,14.175,..,..,..,
1975,..,11.438,..,..,..,13.199,..,..,..,
1974,23.921,9.423,40,2.655,11,11.311,47,532,2,
1973,21.221,8.886,42,2.398,11,9.937,47,..,..,
1972,23.609,12.063,51,2.860,12,8.686,37,..,..,
1971,21.609,11.661,54,2.325,11,7.623,35,..,..,
1970,16.309,9.058,56,1.560,10,5.691,35,..,..,
1969,14.638,8.579,59,1.282,9,4.777,33,..,..,
1968,..,..,..,..,..,..,..,..,..,
1967,12.934,8.027,62,824,6,4.083,32,..,..,
1966,..,..,..,..,..,..,..,..,..,
1965,..,..,..,..,..,..,..,..,..,
1964,..,..,..,..,..,..,..,..,..,
Notas:
En equivalencia a dedicación plena  
 Los datos de los años 1994, 1996, 1998 y las variables  sector/unidad=Total  y sector/unidad=IPSFL: Total son estimaciones  
 El personal en I+D de los años 1978, 1979, ........, 1988 y la  variable sector/unidad= Enseñanza superior: Total, coincide con los  investigadores
Fuente: Instituto Nacional de Estadística