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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1845 | 1 |
| 1928 | 1 |
| 1930 | 1 |
| 1933 | 1 |
| 1941 | 1 |
| 1945 | 13 |
| 1946 | 8 |
| 1947 | 6 |
| 1948 | 11 |
| 1949 | 16 |
| 1950 | 12 |
| 1951 | 20 |
| 1952 | 15 |
| 1953 | 16 |
| 1954 | 11 |
| 1955 | 9 |
| 1956 | 13 |
| 1957 | 11 |
| 1958 | 13 |
| 1959 | 15 |
| 1960 | 16 |
| 1961 | 15 |
| 1962 | 24 |
| 1963 | 25 |
| 1964 | 30 |
| 1965 | 26 |
| 1966 | 34 |
| 1967 | 23 |
| 1968 | 36 |
| 1969 | 33 |
| 1970 | 45 |
| 1971 | 25 |
| 1972 | 28 |
| 1973 | 31 |
| 1974 | 36 |
| 1975 | 26 |
| 1976 | 32 |
| 1977 | 37 |
| 1978 | 45 |
| 1979 | 40 |
| 1980 | 43 |
| 1981 | 50 |
| 1982 | 51 |
| 1983 | 57 |
| 1984 | 46 |
| 1985 | 50 |
| 1986 | 60 |
| 1987 | 75 |
| 1988 | 76 |
| 1989 | 91 |
| 1990 | 104 |
| 1991 | 106 |
| 1992 | 99 |
| 1993 | 79 |
| 1994 | 110 |
| 1995 | 104 |
| 1996 | 110 |
| 1997 | 119 |
| 1998 | 124 |
| 1999 | 113 |
| 2000 | 158 |
| 2001 | 190 |
| 2002 | 205 |
| 2003 | 232 |
| 2004 | 264 |
| 2005 | 349 |
| 2006 | 378 |
| 2007 | 403 |
| 2008 | 467 |
| 2009 | 479 |
| 2010 | 539 |
| 2011 | 659 |
| 2012 | 704 |
| 2013 | 745 |
| 2014 | 882 |
| 2015 | 1142 |
| 2016 | 1232 |
| 2017 | 1260 |
| 2018 | 1289 |
| 2019 | 1509 |
| 2020 | 1497 |
| 2021 | 1652 |
| 2022 | 1473 |
| 2023 | 1522 |
| 2024 | 508 |