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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 3 |
| 1887 | 1 |
| 1888 | 2 |
| 1889 | 1 |
| 1891 | 3 |
| 1892 | 2 |
| 1905 | 1 |
| 1911 | 3 |
| 1915 | 1 |
| 1919 | 2 |
| 1924 | 1 |
| 1930 | 1 |
| 1933 | 1 |
| 1935 | 1 |
| 1936 | 1 |
| 1940 | 1 |
| 1941 | 2 |
| 1945 | 1 |
| 1946 | 7 |
| 1947 | 8 |
| 1948 | 13 |
| 1949 | 4 |
| 1950 | 10 |
| 1951 | 12 |
| 1952 | 8 |
| 1953 | 21 |
| 1954 | 19 |
| 1955 | 12 |
| 1956 | 10 |
| 1957 | 22 |
| 1958 | 18 |
| 1959 | 26 |
| 1960 | 17 |
| 1961 | 28 |
| 1962 | 20 |
| 1963 | 19 |
| 1964 | 31 |
| 1965 | 44 |
| 1966 | 43 |
| 1967 | 45 |
| 1968 | 49 |
| 1969 | 46 |
| 1970 | 30 |
| 1971 | 43 |
| 1972 | 58 |
| 1973 | 54 |
| 1974 | 37 |
| 1975 | 63 |
| 1976 | 59 |
| 1977 | 69 |
| 1978 | 69 |
| 1979 | 77 |
| 1980 | 68 |
| 1981 | 53 |
| 1982 | 77 |
| 1983 | 70 |
| 1984 | 81 |
| 1985 | 79 |
| 1986 | 83 |
| 1987 | 93 |
| 1988 | 111 |
| 1989 | 100 |
| 1990 | 111 |
| 1991 | 93 |
| 1992 | 93 |
| 1993 | 128 |
| 1994 | 121 |
| 1995 | 167 |
| 1996 | 128 |
| 1997 | 131 |
| 1998 | 131 |
| 1999 | 161 |
| 2000 | 148 |
| 2001 | 196 |
| 2002 | 169 |
| 2003 | 143 |
| 2004 | 201 |
| 2005 | 217 |
| 2006 | 210 |
| 2007 | 258 |
| 2008 | 248 |
| 2009 | 310 |
| 2010 | 330 |
| 2011 | 356 |
| 2012 | 369 |
| 2013 | 410 |
| 2014 | 445 |
| 2015 | 514 |
| 2016 | 478 |
| 2017 | 469 |
| 2018 | 468 |
| 2019 | 464 |
| 2020 | 555 |
| 2021 | 623 |
| 2022 | 561 |
| 2023 | 535 |
| 2024 | 538 |
| 2025 | 462 |