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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1821 | 1 |
| 1877 | 1 |
| 1886 | 1 |
| 1892 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 2 |
| 1909 | 2 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 4 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 4 |
| 1942 | 1 |
| 1945 | 2 |
| 1946 | 6 |
| 1947 | 20 |
| 1948 | 11 |
| 1949 | 6 |
| 1950 | 25 |
| 1951 | 20 |
| 1952 | 31 |
| 1953 | 22 |
| 1954 | 23 |
| 1955 | 17 |
| 1956 | 20 |
| 1957 | 14 |
| 1958 | 10 |
| 1959 | 14 |
| 1960 | 12 |
| 1961 | 14 |
| 1962 | 18 |
| 1963 | 17 |
| 1964 | 19 |
| 1965 | 21 |
| 1966 | 24 |
| 1967 | 19 |
| 1968 | 22 |
| 1969 | 12 |
| 1970 | 37 |
| 1971 | 27 |
| 1972 | 21 |
| 1973 | 21 |
| 1974 | 26 |
| 1975 | 23 |
| 1976 | 35 |
| 1977 | 28 |
| 1978 | 45 |
| 1979 | 42 |
| 1980 | 63 |
| 1981 | 57 |
| 1982 | 41 |
| 1983 | 50 |
| 1984 | 54 |
| 1985 | 41 |
| 1986 | 57 |
| 1987 | 47 |
| 1988 | 47 |
| 1989 | 59 |
| 1990 | 57 |
| 1991 | 47 |
| 1992 | 75 |
| 1993 | 103 |
| 1994 | 72 |
| 1995 | 87 |
| 1996 | 93 |
| 1997 | 87 |
| 1998 | 102 |
| 1999 | 109 |
| 2000 | 99 |
| 2001 | 117 |
| 2002 | 105 |
| 2003 | 122 |
| 2004 | 103 |
| 2005 | 128 |
| 2006 | 161 |
| 2007 | 180 |
| 2008 | 172 |
| 2009 | 208 |
| 2010 | 215 |
| 2011 | 257 |
| 2012 | 250 |
| 2013 | 264 |
| 2014 | 278 |
| 2015 | 284 |
| 2016 | 286 |
| 2017 | 303 |
| 2018 | 329 |
| 2019 | 327 |
| 2020 | 363 |
| 2021 | 393 |
| 2022 | 398 |
| 2023 | 369 |
| 2024 | 372 |
| 2025 | 1 |