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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1866 | 1 |
| 1889 | 1 |
| 1905 | 1 |
| 1911 | 1 |
| 1913 | 1 |
| 1922 | 1 |
| 1935 | 1 |
| 1947 | 1 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 2 |
| 1953 | 4 |
| 1954 | 3 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 4 |
| 1959 | 1 |
| 1960 | 4 |
| 1961 | 4 |
| 1962 | 10 |
| 1963 | 2 |
| 1964 | 2 |
| 1965 | 3 |
| 1966 | 3 |
| 1967 | 10 |
| 1968 | 12 |
| 1969 | 8 |
| 1970 | 8 |
| 1971 | 16 |
| 1972 | 13 |
| 1973 | 13 |
| 1974 | 13 |
| 1975 | 16 |
| 1976 | 29 |
| 1977 | 21 |
| 1978 | 35 |
| 1979 | 38 |
| 1980 | 33 |
| 1981 | 35 |
| 1982 | 35 |
| 1983 | 47 |
| 1984 | 36 |
| 1985 | 39 |
| 1986 | 56 |
| 1987 | 47 |
| 1988 | 59 |
| 1989 | 63 |
| 1990 | 78 |
| 1991 | 97 |
| 1992 | 94 |
| 1993 | 117 |
| 1994 | 115 |
| 1995 | 123 |
| 1996 | 113 |
| 1997 | 124 |
| 1998 | 150 |
| 1999 | 140 |
| 2000 | 181 |
| 2001 | 196 |
| 2002 | 250 |
| 2003 | 240 |
| 2004 | 305 |
| 2005 | 354 |
| 2006 | 385 |
| 2007 | 363 |
| 2008 | 432 |
| 2009 | 528 |
| 2010 | 571 |
| 2011 | 691 |
| 2012 | 681 |
| 2013 | 776 |
| 2014 | 875 |
| 2015 | 996 |
| 2016 | 1003 |
| 2017 | 1049 |
| 2018 | 1078 |
| 2019 | 1074 |
| 2020 | 1240 |
| 2021 | 1336 |
| 2022 | 1252 |
| 2023 | 1191 |
| 2024 | 421 |