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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1838 | 1 |
| 1853 | 2 |
| 1859 | 1 |
| 1888 | 1 |
| 1896 | 1 |
| 1900 | 1 |
| 1902 | 2 |
| 1903 | 1 |
| 1907 | 1 |
| 1909 | 1 |
| 1916 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1946 | 2 |
| 1947 | 2 |
| 1948 | 4 |
| 1949 | 2 |
| 1950 | 5 |
| 1951 | 7 |
| 1952 | 16 |
| 1953 | 10 |
| 1954 | 11 |
| 1955 | 20 |
| 1956 | 17 |
| 1957 | 12 |
| 1958 | 23 |
| 1959 | 18 |
| 1960 | 26 |
| 1961 | 23 |
| 1962 | 18 |
| 1963 | 37 |
| 1964 | 40 |
| 1965 | 36 |
| 1966 | 32 |
| 1967 | 37 |
| 1968 | 36 |
| 1969 | 46 |
| 1970 | 49 |
| 1971 | 50 |
| 1972 | 66 |
| 1973 | 57 |
| 1974 | 57 |
| 1975 | 68 |
| 1976 | 72 |
| 1977 | 65 |
| 1978 | 85 |
| 1979 | 84 |
| 1980 | 54 |
| 1981 | 79 |
| 1982 | 48 |
| 1983 | 63 |
| 1984 | 70 |
| 1985 | 84 |
| 1986 | 72 |
| 1987 | 75 |
| 1988 | 108 |
| 1989 | 104 |
| 1990 | 102 |
| 1991 | 110 |
| 1992 | 83 |
| 1993 | 114 |
| 1994 | 136 |
| 1995 | 132 |
| 1996 | 157 |
| 1997 | 160 |
| 1998 | 157 |
| 1999 | 150 |
| 2000 | 146 |
| 2001 | 143 |
| 2002 | 134 |
| 2003 | 164 |
| 2004 | 198 |
| 2005 | 210 |
| 2006 | 220 |
| 2007 | 239 |
| 2008 | 282 |
| 2009 | 279 |
| 2010 | 314 |
| 2011 | 306 |
| 2012 | 388 |
| 2013 | 439 |
| 2014 | 415 |
| 2015 | 440 |
| 2016 | 451 |
| 2017 | 477 |
| 2018 | 523 |
| 2019 | 570 |
| 2020 | 610 |
| 2021 | 719 |
| 2022 | 741 |
| 2023 | 684 |
| 2024 | 710 |
| 2025 | 477 |