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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1839 | 1 |
| 1841 | 1 |
| 1854 | 1 |
| 1859 | 1 |
| 1864 | 1 |
| 1867 | 2 |
| 1872 | 1 |
| 1873 | 1 |
| 1910 | 2 |
| 1912 | 1 |
| 1938 | 1 |
| 1946 | 6 |
| 1947 | 4 |
| 1948 | 1 |
| 1950 | 5 |
| 1951 | 4 |
| 1952 | 3 |
| 1953 | 6 |
| 1954 | 2 |
| 1955 | 5 |
| 1956 | 3 |
| 1957 | 2 |
| 1958 | 3 |
| 1959 | 8 |
| 1960 | 7 |
| 1961 | 6 |
| 1962 | 8 |
| 1963 | 8 |
| 1964 | 11 |
| 1965 | 11 |
| 1966 | 17 |
| 1967 | 16 |
| 1968 | 21 |
| 1969 | 27 |
| 1970 | 30 |
| 1971 | 22 |
| 1972 | 10 |
| 1973 | 21 |
| 1974 | 22 |
| 1975 | 22 |
| 1976 | 20 |
| 1977 | 31 |
| 1978 | 36 |
| 1979 | 35 |
| 1980 | 36 |
| 1981 | 43 |
| 1982 | 41 |
| 1983 | 36 |
| 1984 | 44 |
| 1985 | 51 |
| 1986 | 50 |
| 1987 | 52 |
| 1988 | 53 |
| 1989 | 45 |
| 1990 | 52 |
| 1991 | 51 |
| 1992 | 48 |
| 1993 | 56 |
| 1994 | 64 |
| 1995 | 70 |
| 1996 | 71 |
| 1997 | 81 |
| 1998 | 69 |
| 1999 | 60 |
| 2000 | 67 |
| 2001 | 90 |
| 2002 | 85 |
| 2003 | 109 |
| 2004 | 118 |
| 2005 | 141 |
| 2006 | 119 |
| 2007 | 149 |
| 2008 | 155 |
| 2009 | 139 |
| 2010 | 174 |
| 2011 | 207 |
| 2012 | 222 |
| 2013 | 224 |
| 2014 | 201 |
| 2015 | 229 |
| 2016 | 226 |
| 2017 | 259 |
| 2018 | 234 |
| 2019 | 231 |
| 2020 | 332 |
| 2021 | 302 |
| 2022 | 268 |
| 2023 | 268 |
| 2024 | 267 |
| 2025 | 194 |