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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1897 | 1 |
| 1911 | 1 |
| 1917 | 1 |
| 1919 | 1 |
| 1920 | 5 |
| 1921 | 3 |
| 1922 | 2 |
| 1925 | 3 |
| 1927 | 4 |
| 1928 | 1 |
| 1930 | 2 |
| 1931 | 1 |
| 1932 | 2 |
| 1933 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1936 | 2 |
| 1940 | 1 |
| 1945 | 2 |
| 1946 | 6 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 2 |
| 1950 | 11 |
| 1951 | 11 |
| 1952 | 4 |
| 1953 | 6 |
| 1954 | 13 |
| 1955 | 5 |
| 1956 | 2 |
| 1957 | 7 |
| 1958 | 9 |
| 1959 | 8 |
| 1960 | 4 |
| 1961 | 7 |
| 1962 | 5 |
| 1963 | 10 |
| 1964 | 8 |
| 1965 | 12 |
| 1966 | 25 |
| 1967 | 21 |
| 1968 | 20 |
| 1969 | 21 |
| 1970 | 17 |
| 1971 | 25 |
| 1972 | 19 |
| 1973 | 21 |
| 1974 | 12 |
| 1975 | 22 |
| 1976 | 17 |
| 1977 | 24 |
| 1978 | 24 |
| 1979 | 29 |
| 1980 | 23 |
| 1981 | 38 |
| 1982 | 25 |
| 1983 | 26 |
| 1984 | 55 |
| 1985 | 57 |
| 1986 | 44 |
| 1987 | 67 |
| 1988 | 51 |
| 1989 | 55 |
| 1990 | 51 |
| 1991 | 43 |
| 1992 | 60 |
| 1993 | 55 |
| 1994 | 57 |
| 1995 | 63 |
| 1996 | 68 |
| 1997 | 71 |
| 1998 | 72 |
| 1999 | 68 |
| 2000 | 71 |
| 2001 | 80 |
| 2002 | 67 |
| 2003 | 70 |
| 2004 | 77 |
| 2005 | 99 |
| 2006 | 109 |
| 2007 | 120 |
| 2008 | 134 |
| 2009 | 147 |
| 2010 | 150 |
| 2011 | 208 |
| 2012 | 232 |
| 2013 | 202 |
| 2014 | 197 |
| 2015 | 200 |
| 2016 | 185 |
| 2017 | 168 |
| 2018 | 196 |
| 2019 | 192 |
| 2020 | 228 |
| 2021 | 223 |
| 2022 | 197 |
| 2023 | 157 |
| 2024 | 168 |
| 2025 | 156 |