Type of indicator;Period;Total No. articles;1998;23,461.0 No. articles;1997;22,077.0 No. articles;1996;20,080.0 No. articles;1995;18,283.0 No. articles;1994;16,214.0 No. articles;1993;15,309.0 No. articles;1992;13,824.0 No. articles;1991;11,903.0 No. articles;1990;10,688.0 No. articles;1989;10,007.0 No. articles;1988;9,342.0 No. articles;1987;8,815.0 No. articles;1986;8,033.0 No. articles;1985;6,956.0 No. articles;1984;6,218.0 No. articles;1983;5,747.0 No. articles;1982;4,967.0 No. articles;1981;4,182.0 No. articles;1980;3,908.0 No. articles*100/FTE researchers in the public sector;1998;52.0 No. articles*100/FTE researchers in the public sector;1997;54.0 No. articles*100/FTE researchers in the public sector;1996;50.0 No. articles*100/FTE researchers in the public sector;1995;51.0 No. articles*100/FTE researchers in the public sector;1994;45.0 No. articles*100/FTE researchers in the public sector;1993;48.0 No. articles*100/FTE researchers in the public sector;1992;46.0 No. articles*100/FTE researchers in the public sector;1991;41.0 No. articles*100/FTE researchers in the public sector;1990;40.0 No. articles*100/FTE researchers in the public sector;1989;43.0 No. articles*100/FTE researchers in the public sector;1988;41.0 No. articles*100/FTE researchers in the public sector;1987;45.0 No. articles*100/FTE researchers in the public sector;1986;44.0 No. articles*100/FTE researchers in the public sector;1985;42.0 No. articles*100/FTE researchers in the public sector;1984;38.0 No. articles*100/FTE researchers in the public sector;1983;36.0 No. articles*100/FTE researchers in the public sector;1982;32.0 No. articles*100/FTE researchers in the public sector;1981;26.0 No. articles*100/FTE researchers in the public sector;1980;25.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1998;15,645.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1997;15,250.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1996;16,138.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1995;16,363.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1994;17,672.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1993;18,671.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1992;19,107.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1991;17,513.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1990;16,585.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1989;14,630.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1988;13,065.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1987;11,555.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1986;10,705.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1985;9,998.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1984;9,776.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1983;9,661.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1982;9,893.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1981;9,491.0 Public Expenditure on R+D/No. articles (thousands of pesetas);1980;8,434.0 Percentage of global production;1998;2.5 Percentage of global production;1997;2.4 Percentage of global production;1996;2.2 Percentage of global production;1995;2.1 Percentage of global production;1994;2.0 Percentage of global production;1993;2.0 Percentage of global production;1992;1.9 Percentage of global production;1991;1.7 Percentage of global production;1990;1.6 Percentage of global production;1989;1.5 Percentage of global production;1988;1.3 Percentage of global production;1987;1.2 Percentage of global production;1986;1.1 Percentage of global production;1985;1.0 Percentage of global production;1984;0.9 Percentage of global production;1983;0.9 Percentage of global production;1982;0.8 Percentage of global production;1981;0.7 Percentage of global production;1980;0.7