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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1864 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 9 |
| 1950 | 12 |
| 1951 | 13 |
| 1952 | 4 |
| 1953 | 4 |
| 1954 | 7 |
| 1955 | 3 |
| 1956 | 2 |
| 1957 | 3 |
| 1958 | 8 |
| 1959 | 9 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 16 |
| 1963 | 20 |
| 1964 | 17 |
| 1965 | 11 |
| 1966 | 15 |
| 1967 | 9 |
| 1968 | 10 |
| 1969 | 8 |
| 1970 | 10 |
| 1971 | 22 |
| 1972 | 23 |
| 1973 | 25 |
| 1974 | 19 |
| 1975 | 20 |
| 1976 | 37 |
| 1977 | 50 |
| 1978 | 51 |
| 1979 | 40 |
| 1980 | 37 |
| 1981 | 35 |
| 1982 | 35 |
| 1983 | 36 |
| 1984 | 41 |
| 1985 | 44 |
| 1986 | 50 |
| 1987 | 57 |
| 1988 | 86 |
| 1989 | 76 |
| 1990 | 70 |
| 1991 | 84 |
| 1992 | 107 |
| 1993 | 97 |
| 1994 | 108 |
| 1995 | 137 |
| 1996 | 174 |
| 1997 | 199 |
| 1998 | 238 |
| 1999 | 258 |
| 2000 | 317 |
| 2001 | 347 |
| 2002 | 400 |
| 2003 | 497 |
| 2004 | 535 |
| 2005 | 625 |
| 2006 | 723 |
| 2007 | 768 |
| 2008 | 852 |
| 2009 | 993 |
| 2010 | 1096 |
| 2011 | 1294 |
| 2012 | 1430 |
| 2013 | 1526 |
| 2014 | 1656 |
| 2015 | 1671 |
| 2016 | 1722 |
| 2017 | 1677 |
| 2018 | 1676 |
| 2019 | 1717 |
| 2020 | 1906 |
| 2021 | 2036 |
| 2022 | 1990 |
| 2023 | 1733 |
| 2024 | 577 |