Republicans in Senate (Since 1959) Year Number Yr Republicans_in_Senate 1960 36 1962 34 1964 32 1966 36 1968 43 1970 44 1972 42 1974 38 1976 38 1978 41 1980 53 1982 54 1984 53 1986 45 1988 45 1990 44 1992 43 1994 52 1996 55 1998 55 2000 50 2002 51 2004 55 2006 49 YEARLY MEAN SUNSPOT NUMBERS Year Sunspot Number Yr Sunspot_Number 1960 112.3 1961 53.9 1962 37.6 1963 27.9 1964 10.2 1965 15.1 1966 47.0 1967 93.8 1968 105.9 1969 105.5 1970 104.5 1971 66.6 1972 68.9 1973 38.0 1974 34.5 1975 15.5 1976 12.6 1977 27.5 1978 92.5 1979 155.4 1980 154.6 1981 140.4 1982 115.9 1983 66.6 1984 45.9 1985 17.9 1986 13.4 1987 29.4 1988 100.2 1989 157.6 1990 142.6 1991 145.7 1992 94.3 1993 54.6 1994 29.9 1995 17.5 1996 8.6 1997 21.5 1998 64.3 1999 93.3 2000 119.6 2001 111.0 2002 104.0 2003 63.7 2004 40.4 2005 29.8 2006 15.2 Data sources: ftp://ftp.ngdc.noaa.gov/STP/SOLAR_DATA/SUNSPOT_NUMBERS/YEARLY http://www.senate.gov/pagelayout/history/one_item_and_teasers/partydiv.htm Notes: Data are biennial (year of election) and don't take account of any between-election senatorial changes. Correlations were done on biennial data.