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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1860 | 1 |
| 1871 | 1 |
| 1874 | 1 |
| 1887 | 1 |
| 1895 | 1 |
| 1916 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1935 | 2 |
| 1940 | 2 |
| 1941 | 1 |
| 1945 | 1 |
| 1946 | 11 |
| 1947 | 6 |
| 1948 | 8 |
| 1949 | 10 |
| 1950 | 8 |
| 1951 | 9 |
| 1952 | 14 |
| 1953 | 17 |
| 1954 | 12 |
| 1955 | 24 |
| 1956 | 17 |
| 1957 | 17 |
| 1958 | 16 |
| 1959 | 17 |
| 1960 | 24 |
| 1961 | 33 |
| 1962 | 35 |
| 1963 | 33 |
| 1964 | 36 |
| 1965 | 30 |
| 1966 | 29 |
| 1967 | 32 |
| 1968 | 37 |
| 1969 | 26 |
| 1970 | 48 |
| 1971 | 35 |
| 1972 | 40 |
| 1973 | 43 |
| 1974 | 60 |
| 1975 | 62 |
| 1976 | 67 |
| 1977 | 63 |
| 1978 | 53 |
| 1979 | 75 |
| 1980 | 85 |
| 1981 | 64 |
| 1982 | 92 |
| 1983 | 78 |
| 1984 | 89 |
| 1985 | 118 |
| 1986 | 127 |
| 1987 | 128 |
| 1988 | 134 |
| 1989 | 150 |
| 1990 | 145 |
| 1991 | 149 |
| 1992 | 179 |
| 1993 | 204 |
| 1994 | 183 |
| 1995 | 178 |
| 1996 | 198 |
| 1997 | 177 |
| 1998 | 196 |
| 1999 | 201 |
| 2000 | 246 |
| 2001 | 222 |
| 2002 | 191 |
| 2003 | 218 |
| 2004 | 256 |
| 2005 | 262 |
| 2006 | 270 |
| 2007 | 247 |
| 2008 | 261 |
| 2009 | 274 |
| 2010 | 339 |
| 2011 | 301 |
| 2012 | 323 |
| 2013 | 377 |
| 2014 | 403 |
| 2015 | 461 |
| 2016 | 439 |
| 2017 | 449 |
| 2018 | 448 |
| 2019 | 507 |
| 2020 | 623 |
| 2021 | 650 |
| 2022 | 616 |
| 2023 | 550 |
| 2024 | 507 |
| 2025 | 1 |