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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 1 |
| 1929 | 2 |
| 1930 | 2 |
| 1931 | 5 |
| 1932 | 1 |
| 1933 | 3 |
| 1934 | 2 |
| 1935 | 4 |
| 1936 | 2 |
| 1937 | 4 |
| 1938 | 4 |
| 1939 | 1 |
| 1940 | 4 |
| 1941 | 3 |
| 1942 | 2 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 2 |
| 1950 | 2 |
| 1951 | 3 |
| 1952 | 2 |
| 1953 | 1 |
| 1967 | 2 |
| 1968 | 3 |
| 1969 | 1 |
| 1970 | 1 |
| 1973 | 2 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 2 |
| 1979 | 3 |
| 1980 | 4 |
| 1981 | 2 |
| 1982 | 3 |
| 1983 | 4 |
| 1984 | 4 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 3 |
| 1988 | 8 |
| 1989 | 1 |
| 1990 | 5 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1995 | 5 |
| 1996 | 2 |
| 1997 | 2 |
| 1998 | 5 |
| 1999 | 2 |
| 2000 | 4 |
| 2001 | 1 |
| 2002 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2007 | 2 |
| 2013 | 1 |
| 2016 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 0 |