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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1807 | 1 |
| 1876 | 1 |
| 1898 | 1 |
| 1909 | 2 |
| 1910 | 1 |
| 1913 | 1 |
| 1930 | 1 |
| 1932 | 2 |
| 1933 | 3 |
| 1941 | 3 |
| 1943 | 1 |
| 1945 | 2 |
| 1946 | 8 |
| 1947 | 23 |
| 1948 | 26 |
| 1949 | 17 |
| 1950 | 15 |
| 1951 | 28 |
| 1952 | 20 |
| 1953 | 23 |
| 1954 | 39 |
| 1955 | 32 |
| 1956 | 41 |
| 1957 | 33 |
| 1958 | 38 |
| 1959 | 48 |
| 1960 | 38 |
| 1961 | 36 |
| 1962 | 30 |
| 1963 | 33 |
| 1964 | 43 |
| 1965 | 64 |
| 1966 | 69 |
| 1967 | 88 |
| 1968 | 95 |
| 1969 | 83 |
| 1970 | 99 |
| 1971 | 105 |
| 1972 | 130 |
| 1973 | 118 |
| 1974 | 95 |
| 1975 | 123 |
| 1976 | 114 |
| 1977 | 117 |
| 1978 | 110 |
| 1979 | 121 |
| 1980 | 135 |
| 1981 | 145 |
| 1982 | 161 |
| 1983 | 178 |
| 1984 | 155 |
| 1985 | 170 |
| 1986 | 186 |
| 1987 | 182 |
| 1988 | 210 |
| 1989 | 214 |
| 1990 | 242 |
| 1991 | 251 |
| 1992 | 243 |
| 1993 | 225 |
| 1994 | 269 |
| 1995 | 297 |
| 1996 | 295 |
| 1997 | 294 |
| 1998 | 293 |
| 1999 | 288 |
| 2000 | 345 |
| 2001 | 306 |
| 2002 | 349 |
| 2003 | 357 |
| 2004 | 412 |
| 2005 | 443 |
| 2006 | 479 |
| 2007 | 497 |
| 2008 | 545 |
| 2009 | 602 |
| 2010 | 642 |
| 2011 | 663 |
| 2012 | 735 |
| 2013 | 765 |
| 2014 | 920 |
| 2015 | 869 |
| 2016 | 927 |
| 2017 | 978 |
| 2018 | 1001 |
| 2019 | 1028 |
| 2020 | 1185 |
| 2021 | 1323 |
| 2022 | 1241 |
| 2023 | 1189 |
| 2024 | 1263 |
| 2025 | 24 |