Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
Search in Google Books:

1960 - 1964 1965 - 1980 1981 - 1983 1984 - 2001 2002 - 2008 coal English
1960 - 1964 1965 - 1983 1984 - 1987 1988 - 2003 2004 - 2008 oil English
1960 - 1965 1966 - 1979 1980 - 1981 1982 - 2002 2003 - 2008 solar English
1960 - 1974 1975 - 1980 1981 - 1982 1983 - 2007 2008 geothermal English

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