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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1854 | 1 |
| 1873 | 1 |
| 1880 | 1 |
| 1882 | 1 |
| 1898 | 1 |
| 1899 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1918 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1926 | 2 |
| 1932 | 1 |
| 1942 | 1 |
| 1945 | 10 |
| 1946 | 15 |
| 1947 | 24 |
| 1948 | 11 |
| 1949 | 19 |
| 1950 | 28 |
| 1951 | 31 |
| 1952 | 25 |
| 1953 | 22 |
| 1954 | 27 |
| 1955 | 34 |
| 1956 | 18 |
| 1957 | 21 |
| 1958 | 23 |
| 1959 | 20 |
| 1960 | 34 |
| 1961 | 40 |
| 1962 | 39 |
| 1963 | 62 |
| 1964 | 100 |
| 1965 | 81 |
| 1966 | 55 |
| 1967 | 102 |
| 1968 | 108 |
| 1969 | 125 |
| 1970 | 116 |
| 1971 | 113 |
| 1972 | 127 |
| 1973 | 102 |
| 1974 | 114 |
| 1975 | 96 |
| 1976 | 91 |
| 1977 | 67 |
| 1978 | 75 |
| 1979 | 64 |
| 1980 | 48 |
| 1981 | 49 |
| 1982 | 75 |
| 1983 | 81 |
| 1984 | 83 |
| 1985 | 79 |
| 1986 | 117 |
| 1987 | 126 |
| 1988 | 104 |
| 1989 | 108 |
| 1990 | 123 |
| 1991 | 125 |
| 1992 | 141 |
| 1993 | 112 |
| 1994 | 163 |
| 1995 | 132 |
| 1996 | 138 |
| 1997 | 185 |
| 1998 | 187 |
| 1999 | 234 |
| 2000 | 298 |
| 2001 | 314 |
| 2002 | 341 |
| 2003 | 394 |
| 2004 | 480 |
| 2005 | 538 |
| 2006 | 529 |
| 2007 | 586 |
| 2008 | 661 |
| 2009 | 781 |
| 2010 | 961 |
| 2011 | 1123 |
| 2012 | 1257 |
| 2013 | 1262 |
| 2014 | 1373 |
| 2015 | 1376 |
| 2016 | 1476 |
| 2017 | 1558 |
| 2018 | 1552 |
| 2019 | 1734 |
| 2020 | 2174 |
| 2021 | 2507 |
| 2022 | 2609 |
| 2023 | 302 |