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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1859 | 1 |
| 1883 | 4 |
| 1905 | 1 |
| 1919 | 1 |
| 1935 | 1 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 62 |
| 1946 | 31 |
| 1947 | 41 |
| 1948 | 83 |
| 1949 | 56 |
| 1950 | 51 |
| 1951 | 62 |
| 1952 | 34 |
| 1953 | 25 |
| 1954 | 12 |
| 1955 | 19 |
| 1956 | 53 |
| 1957 | 43 |
| 1958 | 20 |
| 1959 | 46 |
| 1960 | 42 |
| 1961 | 83 |
| 1962 | 87 |
| 1963 | 135 |
| 1964 | 139 |
| 1965 | 206 |
| 1966 | 159 |
| 1967 | 169 |
| 1968 | 152 |
| 1969 | 168 |
| 1970 | 188 |
| 1971 | 208 |
| 1972 | 220 |
| 1973 | 242 |
| 1974 | 236 |
| 1975 | 271 |
| 1976 | 197 |
| 1977 | 225 |
| 1978 | 202 |
| 1979 | 131 |
| 1980 | 174 |
| 1981 | 155 |
| 1982 | 170 |
| 1983 | 136 |
| 1984 | 153 |
| 1985 | 162 |
| 1986 | 200 |
| 1987 | 410 |
| 1988 | 579 |
| 1989 | 647 |
| 1990 | 791 |
| 1991 | 744 |
| 1992 | 845 |
| 1993 | 819 |
| 1994 | 904 |
| 1995 | 989 |
| 1996 | 1075 |
| 1997 | 1203 |
| 1998 | 1318 |
| 1999 | 1444 |
| 2000 | 1679 |
| 2001 | 1816 |
| 2002 | 2136 |
| 2003 | 2427 |
| 2004 | 2829 |
| 2005 | 3298 |
| 2006 | 3963 |
| 2007 | 4606 |
| 2008 | 4982 |
| 2009 | 5277 |
| 2010 | 5890 |
| 2011 | 6253 |
| 2012 | 6769 |
| 2013 | 7408 |
| 2014 | 9664 |
| 2015 | 11336 |
| 2016 | 12177 |
| 2017 | 12787 |
| 2018 | 14029 |
| 2019 | 14742 |
| 2020 | 17698 |
| 2021 | 19278 |
| 2022 | 17276 |
| 2023 | 15526 |
| 2024 | 7259 |