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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1855 | 1 |
| 1880 | 1 |
| 1916 | 1 |
| 1944 | 1 |
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 3 |
| 1949 | 4 |
| 1950 | 7 |
| 1951 | 6 |
| 1952 | 4 |
| 1953 | 5 |
| 1954 | 5 |
| 1955 | 4 |
| 1956 | 2 |
| 1957 | 7 |
| 1958 | 6 |
| 1959 | 5 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 8 |
| 1963 | 9 |
| 1964 | 12 |
| 1965 | 19 |
| 1966 | 10 |
| 1967 | 13 |
| 1968 | 16 |
| 1969 | 17 |
| 1970 | 25 |
| 1971 | 25 |
| 1972 | 45 |
| 1973 | 32 |
| 1974 | 43 |
| 1975 | 45 |
| 1976 | 42 |
| 1977 | 58 |
| 1978 | 59 |
| 1979 | 60 |
| 1980 | 45 |
| 1981 | 46 |
| 1982 | 41 |
| 1983 | 54 |
| 1984 | 47 |
| 1985 | 47 |
| 1986 | 44 |
| 1987 | 54 |
| 1988 | 78 |
| 1989 | 105 |
| 1990 | 75 |
| 1991 | 81 |
| 1992 | 107 |
| 1993 | 90 |
| 1994 | 96 |
| 1995 | 93 |
| 1996 | 104 |
| 1997 | 94 |
| 1998 | 87 |
| 1999 | 103 |
| 2000 | 94 |
| 2001 | 100 |
| 2002 | 90 |
| 2003 | 124 |
| 2004 | 128 |
| 2005 | 129 |
| 2006 | 140 |
| 2007 | 118 |
| 2008 | 165 |
| 2009 | 139 |
| 2010 | 160 |
| 2011 | 209 |
| 2012 | 224 |
| 2013 | 237 |
| 2014 | 231 |
| 2015 | 257 |
| 2016 | 297 |
| 2017 | 280 |
| 2018 | 267 |
| 2019 | 310 |
| 2020 | 428 |
| 2021 | 453 |
| 2022 | 452 |
| 2023 | 372 |
| 2024 | 127 |