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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1879 | 2 |
| 1882 | 1 |
| 1885 | 1 |
| 1887 | 2 |
| 1888 | 2 |
| 1889 | 2 |
| 1892 | 2 |
| 1893 | 1 |
| 1911 | 1 |
| 1914 | 1 |
| 1932 | 1 |
| 1936 | 1 |
| 1946 | 7 |
| 1947 | 8 |
| 1948 | 8 |
| 1949 | 8 |
| 1950 | 11 |
| 1951 | 17 |
| 1952 | 10 |
| 1953 | 9 |
| 1954 | 2 |
| 1955 | 10 |
| 1956 | 9 |
| 1957 | 12 |
| 1958 | 6 |
| 1959 | 11 |
| 1960 | 13 |
| 1961 | 12 |
| 1962 | 11 |
| 1963 | 15 |
| 1964 | 25 |
| 1965 | 22 |
| 1966 | 28 |
| 1967 | 32 |
| 1968 | 21 |
| 1969 | 49 |
| 1970 | 52 |
| 1971 | 54 |
| 1972 | 47 |
| 1973 | 37 |
| 1974 | 60 |
| 1975 | 60 |
| 1976 | 55 |
| 1977 | 47 |
| 1978 | 72 |
| 1979 | 77 |
| 1980 | 75 |
| 1981 | 58 |
| 1982 | 77 |
| 1983 | 76 |
| 1984 | 78 |
| 1985 | 88 |
| 1986 | 94 |
| 1987 | 87 |
| 1988 | 90 |
| 1989 | 100 |
| 1990 | 97 |
| 1991 | 93 |
| 1992 | 89 |
| 1993 | 101 |
| 1994 | 122 |
| 1995 | 106 |
| 1996 | 130 |
| 1997 | 127 |
| 1998 | 109 |
| 1999 | 112 |
| 2000 | 153 |
| 2001 | 125 |
| 2002 | 160 |
| 2003 | 133 |
| 2004 | 133 |
| 2005 | 146 |
| 2006 | 170 |
| 2007 | 163 |
| 2008 | 193 |
| 2009 | 188 |
| 2010 | 207 |
| 2011 | 256 |
| 2012 | 192 |
| 2013 | 221 |
| 2014 | 234 |
| 2015 | 239 |
| 2016 | 230 |
| 2017 | 218 |
| 2018 | 233 |
| 2019 | 278 |
| 2020 | 278 |
| 2021 | 353 |
| 2022 | 372 |
| 2023 | 343 |
| 2024 | 289 |
| 2025 | 1 |