Show:
Date Shiller PE Ratio
May 22, 2013 24.26
Jan 1, 2013 21.90
Jan 1, 2012 21.21
Jan 1, 2011 22.97
Jan 1, 2010 20.52
Jan 1, 2009 15.17
Jan 1, 2008 24.01
Jan 1, 2007 27.20
Jan 1, 2006 26.46
Jan 1, 2005 26.58
Jan 1, 2004 27.65
Jan 1, 2003 22.89
Jan 1, 2002 30.28
Jan 1, 2001 36.98
Jan 1, 2000 43.77
Jan 1, 1999 40.58
Jan 1, 1998 32.86
Jan 1, 1997 28.33
Jan 1, 1996 24.76
Jan 1, 1995 20.22
Jan 1, 1994 21.41
Jan 1, 1993 20.32
Jan 1, 1992 19.77
Jan 1, 1991 15.61
Jan 1, 1990 17.05
Jan 1, 1989 15.09
Jan 1, 1988 13.90
Jan 1, 1987 14.92
Jan 1, 1986 11.72
Jan 1, 1985 10.00
Jan 1, 1984 9.89
Jan 1, 1983 8.76
Jan 1, 1982 7.39
Jan 1, 1981 9.26
Jan 1, 1980 8.85
Jan 1, 1979 9.26
Jan 1, 1978 9.24
Jan 1, 1977 11.44
Jan 1, 1976 11.19
Jan 1, 1975 8.92
Jan 1, 1974 13.53
Jan 1, 1973 18.71
Jan 1, 1972 17.26
Jan 1, 1971 16.46
Jan 1, 1970 17.09
Jan 1, 1969 21.20
Jan 1, 1968 21.51
Jan 1, 1967 20.43
Jan 1, 1966 24.06
Jan 1, 1965 23.27
Jan 1, 1964 21.63
Jan 1, 1963 19.26
Jan 1, 1962 21.20
Jan 1, 1961 18.47
Jan 1, 1960 18.34
Jan 1, 1959 17.98
Jan 1, 1958 13.79
Jan 1, 1957 16.72
Jan 1, 1956 18.29
Jan 1, 1955 15.99
Jan 1, 1954 12.00
Jan 1, 1953 13.01
Jan 1, 1952 12.53
Jan 1, 1951 11.90
Jan 1, 1950 10.75
Jan 1, 1949 10.25
Jan 1, 1948 10.42
Jan 1, 1947 11.47
Jan 1, 1946 15.62
Jan 1, 1945 11.96
Jan 1, 1944 11.05
Jan 1, 1943 10.15
Jan 1, 1942 10.10
Jan 1, 1941 13.90
Jan 1, 1940 16.37
Jan 1, 1939 15.60
Jan 1, 1938 13.51
Jan 1, 1937 21.61
Jan 1, 1936 17.08
Jan 1, 1935 11.49
Jan 1, 1934 13.02
Jan 1, 1933 8.73
Jan 1, 1932 9.31
Jan 1, 1931 16.70
Jan 1, 1930 22.30
Jan 1, 1929 27.06
Jan 1, 1928 18.79
Jan 1, 1927 13.18
Jan 1, 1926 11.33
Jan 1, 1925 9.69
Jan 1, 1924 8.07
Jan 1, 1923 8.15
Jan 1, 1922 6.28
Jan 1, 1921 5.12
Jan 1, 1920 5.99
Jan 1, 1919 6.09
Jan 1, 1918 6.63
Jan 1, 1917 10.98
Jan 1, 1916 12.53
Jan 1, 1915 10.34
Jan 1, 1914 11.62
Jan 1, 1913 13.13
Jan 1, 1912 13.78
Jan 1, 1911 14.02
Jan 1, 1910 14.52
Jan 1, 1909 14.75
Jan 1, 1908 11.89
Jan 1, 1907 17.19
Jan 1, 1906 20.10
Jan 1, 1905 18.44
Jan 1, 1904 15.84
Jan 1, 1903 20.29
Jan 1, 1902 22.30
Jan 1, 1901 20.94
Jan 1, 1900 18.63
Jan 1, 1899 22.88
Jan 1, 1898 19.21
Jan 1, 1897 16.99
Jan 1, 1896 16.53
Jan 1, 1895 16.47
Jan 1, 1894 15.70
Jan 1, 1893 17.60
Jan 1, 1892 18.96
Jan 1, 1891 15.40
Jan 1, 1890 17.18
Jan 1, 1889 15.77
Jan 1, 1888 15.33
Jan 1, 1887 17.48
Jan 1, 1886 16.67
Jan 1, 1885 13.10
Jan 1, 1884 14.41
Jan 1, 1883 15.25
Jan 1, 1882 15.66
Jan 1, 1881 18.45

Shiller PE ratio for the S&P 500.

Price earnings ratio is based on average inflation-adjusted earnings from the previous 10 years, known as the Cyclically Adjusted PE Ratio (CAPE Ratio), Shiller PE Ratio, or PE 10 — FAQ.

Data courtesy of Robert Shiller from his book, Irrational Exuberance.