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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1864 | 1 |
| 1878 | 1 |
| 1882 | 1 |
| 1891 | 1 |
| 1895 | 1 |
| 1912 | 1 |
| 1914 | 1 |
| 1932 | 1 |
| 1938 | 1 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 2 |
| 1954 | 2 |
| 1955 | 2 |
| 1956 | 3 |
| 1957 | 2 |
| 1958 | 1 |
| 1960 | 1 |
| 1961 | 3 |
| 1963 | 2 |
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 8 |
| 1967 | 2 |
| 1968 | 2 |
| 1969 | 12 |
| 1970 | 6 |
| 1971 | 10 |
| 1972 | 7 |
| 1973 | 5 |
| 1974 | 7 |
| 1975 | 52 |
| 1976 | 42 |
| 1977 | 32 |
| 1978 | 51 |
| 1979 | 36 |
| 1980 | 51 |
| 1981 | 49 |
| 1982 | 53 |
| 1983 | 52 |
| 1984 | 60 |
| 1985 | 84 |
| 1986 | 69 |
| 1987 | 68 |
| 1988 | 77 |
| 1989 | 109 |
| 1990 | 128 |
| 1991 | 115 |
| 1992 | 115 |
| 1993 | 117 |
| 1994 | 135 |
| 1995 | 118 |
| 1996 | 101 |
| 1997 | 112 |
| 1998 | 136 |
| 1999 | 121 |
| 2000 | 164 |
| 2001 | 154 |
| 2002 | 172 |
| 2003 | 177 |
| 2004 | 214 |
| 2005 | 212 |
| 2006 | 255 |
| 2007 | 272 |
| 2008 | 288 |
| 2009 | 302 |
| 2010 | 309 |
| 2011 | 384 |
| 2012 | 528 |
| 2013 | 585 |
| 2014 | 733 |
| 2015 | 632 |
| 2016 | 727 |
| 2017 | 680 |
| 2018 | 690 |
| 2019 | 691 |
| 2020 | 931 |
| 2021 | 1164 |
| 2022 | 1072 |
| 2023 | 877 |
| 2024 | 439 |