| | | | | . | | Date | Without Reinvestment | With Reinvestment
| . | | 1920 | $5.8 | $5.8 | . | | 1921 | $3.9 | $4.21 | . | | 1922 | $4 | $4.53 | . | | 1923 | $4.5 | $5.31 | . | | 1924 | $5.2 | $6.42 | . | | 1925 | $5.5 | $7.08 | . | | 1926 | $5.5 | $7.33 | . | | 1927 | $6 | $8.28 | . | | 1928 | $9.8 | $13.92 | . | | 1929 | $12.8 | $18.78 | . | | 1930 | $11.1 | $17.13 | . | | 1931 | $8.4 | $13.83 | . | | 1932 | $4.6 | $8.39 | . | | 1933 | $3.4 | $6.68 | . | | 1934 | $3.7 | $7.52 | . | | 1935 | $4.6 | $9.68 | . | | 1936 | $7.1 | $15.41 | . | | 1937 | $8.8 | $19.86 | . | | 1938 | $5 | $12.1 |
|
| | | | | . | | 1939 | $6.1 | $15.24 | . | | 1940 | $7.1 | $18.47 | . | | 1941 | $7.6 | $20.84 | . | | 1942 | $6.4 | $18.75 | . | | 1943 | $6.3 | $19.44 | . | | 1944 | $6.6 | $21.31 | . | | 1945 | $6.7 | $22.58 | . | | 1946 | $7.5 | $26.15 | . | | 1947 | $9.2 | $33.44 | . | | 1948 | $11.5 | $43.92 | . | | 1949 | $12.8 | $52.05 | . | | 1950 | $16.1 | $69.65 | . | | 1951 | $16.3 | $75.34 | . | | 1952 | $15.4 | $75.49 | . | | 1953 | $16.1 | $83.09 | . | | 1954 | $17.5 | $95.49 | . | | 1955 | $21.6 | $122.96 | . | | 1956 | $23 | $136.72 | . | | 1957 | $21.6 | $134.31 | . | | 1958 | $20 | $130.53 |
|
| | | | | . | | 1959 | $20.7 | $139.72 | . | | 1960 | $21.4 | $148.85 | . | | 1961 | $22.7 | $163.38 | . | | 1962 | $23.3 | $172.9 | . | | 1963 | $23.4 | $179.85 | . | | 1964 | $31.2 | $247.15 | . | | 1965 | $28.6 | $234.64 | . | | 1966 | $31.9 | $269.44 | . | | 1967 | $30.2 | $265.44 | . | | 1968 | $31.3 | $284.29 | . | | 1969 | $33.9 | $318.11 | . | | 1970 | $31.5 | $308.11 | . | | 1971 | $30.9 | $313.59 | . | | 1972 | $32.3 | $339.18 | . | | 1973 | $35.3 | $382.42 | . | | 1974 | $37.7 | $425.36 | . | | 1975 | $37.5 | $448.99 | . | | 1976 | $41.4 | $517.49 | . | | 1977 | $45.8 | $596.09 | . | | 1978 | $48.5 | $666.01 |
|
| | | | | . | | 1979 | $51 | $742.53 | . | | 1980 | $54.4 | $840.19 | . | | 1981 | $56.2 | $916.98 | . | | 1982 | $54.1 | $939.41 | . | | 1983 | $56.3 | $1028.15 | . | | 1984 | $60.6 | $1156.18 | . | | 1985 | $62 | $1242.05 | . | | 1986 | $67 | $1396.02 | . | | 1987 | $71.2 | $1535.96 | . | | 1988 | $79.5 | $1777.99 | . | | 1989 | $103 | $2388.01 | . | | 1990 | $103.7 | $2494.18 | . | | 1991 | $95.18 | $2379.4 | . | | 1992 | $100.7 | $2593.01 | . | | 1993 | $99.66 | $2644.51 | . | | 1994 | $105.7 | $2879.24 | . | | 1995 | $116.6 | $3263.71 | . | | 1996 | $131.1 | $3753.19 | . | | 1997 | $136.1 | $3975.55 | . | | 1998 | $151.1 | $4489.67 |
|
| | | | | . | | 1999 | $168.5 | $5089.07 | . | | 2000 | $172.1 | $5273.98 | . | | 2001 | $181.1 | $5638.33 | . | | 2002 | $189.7 | $6012.81 | . | | 2003 | $210.7 | $6830.31 | . | | 2004 | $239.7 | $7927.02 | . | | 2005 | $257.8 | $8715.12 |
|