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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 1 |
| 1925 | 2 |
| 1926 | 1 |
| 1927 | 2 |
| 1932 | 1 |
| 1933 | 1 |
| 1934 | 1 |
| 1935 | 5 |
| 1936 | 3 |
| 1937 | 2 |
| 1938 | 1 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1943 | 2 |
| 1945 | 3 |
| 1946 | 7 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 10 |
| 1950 | 3 |
| 1951 | 7 |
| 1952 | 5 |
| 1953 | 9 |
| 1954 | 3 |
| 1955 | 8 |
| 1956 | 5 |
| 1957 | 4 |
| 1958 | 2 |
| 1959 | 7 |
| 1960 | 6 |
| 1961 | 9 |
| 1962 | 10 |
| 1963 | 4 |
| 1964 | 5 |
| 1965 | 12 |
| 1966 | 16 |
| 1967 | 21 |
| 1968 | 15 |
| 1969 | 20 |
| 1970 | 31 |
| 1971 | 19 |
| 1972 | 25 |
| 1973 | 28 |
| 1974 | 39 |
| 1975 | 43 |
| 1976 | 71 |
| 1977 | 58 |
| 1978 | 74 |
| 1979 | 58 |
| 1980 | 65 |
| 1981 | 66 |
| 1982 | 70 |
| 1983 | 65 |
| 1984 | 80 |
| 1985 | 73 |
| 1986 | 82 |
| 1987 | 93 |
| 1988 | 90 |
| 1989 | 90 |
| 1990 | 83 |
| 1991 | 82 |
| 1992 | 83 |
| 1993 | 88 |
| 1994 | 102 |
| 1995 | 85 |
| 1996 | 84 |
| 1997 | 98 |
| 1998 | 100 |
| 1999 | 97 |
| 2000 | 108 |
| 2001 | 111 |
| 2002 | 108 |
| 2003 | 119 |
| 2004 | 119 |
| 2005 | 108 |
| 2006 | 124 |
| 2007 | 132 |
| 2008 | 156 |
| 2009 | 119 |
| 2010 | 178 |
| 2011 | 171 |
| 2012 | 172 |
| 2013 | 190 |
| 2014 | 186 |
| 2015 | 182 |
| 2016 | 214 |
| 2017 | 227 |
| 2018 | 213 |
| 2019 | 193 |
| 2020 | 186 |
| 2021 | 188 |
| 2022 | 168 |
| 2023 | 151 |
| 2024 | 145 |
| 2025 | 1 |