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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1871 | 1 |
| 1889 | 1 |
| 1894 | 1 |
| 1922 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 2 |
| 1929 | 2 |
| 1931 | 2 |
| 1932 | 1 |
| 1933 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 2 |
| 1944 | 1 |
| 1945 | 6 |
| 1946 | 20 |
| 1947 | 13 |
| 1948 | 12 |
| 1949 | 8 |
| 1950 | 22 |
| 1951 | 26 |
| 1952 | 26 |
| 1953 | 18 |
| 1954 | 15 |
| 1955 | 12 |
| 1956 | 13 |
| 1957 | 12 |
| 1958 | 10 |
| 1959 | 14 |
| 1960 | 23 |
| 1961 | 9 |
| 1962 | 14 |
| 1963 | 19 |
| 1964 | 22 |
| 1965 | 26 |
| 1966 | 34 |
| 1967 | 38 |
| 1968 | 42 |
| 1969 | 44 |
| 1970 | 36 |
| 1971 | 36 |
| 1972 | 37 |
| 1973 | 50 |
| 1974 | 62 |
| 1975 | 87 |
| 1976 | 101 |
| 1977 | 108 |
| 1978 | 103 |
| 1979 | 117 |
| 1980 | 93 |
| 1981 | 134 |
| 1982 | 125 |
| 1983 | 155 |
| 1984 | 138 |
| 1985 | 164 |
| 1986 | 154 |
| 1987 | 185 |
| 1988 | 195 |
| 1989 | 168 |
| 1990 | 186 |
| 1991 | 204 |
| 1992 | 166 |
| 1993 | 195 |
| 1994 | 185 |
| 1995 | 210 |
| 1996 | 203 |
| 1997 | 199 |
| 1998 | 201 |
| 1999 | 229 |
| 2000 | 252 |
| 2001 | 240 |
| 2002 | 233 |
| 2003 | 233 |
| 2004 | 252 |
| 2005 | 304 |
| 2006 | 348 |
| 2007 | 332 |
| 2008 | 410 |
| 2009 | 412 |
| 2010 | 390 |
| 2011 | 427 |
| 2012 | 426 |
| 2013 | 458 |
| 2014 | 481 |
| 2015 | 515 |
| 2016 | 503 |
| 2017 | 514 |
| 2018 | 518 |
| 2019 | 562 |
| 2020 | 664 |
| 2021 | 661 |
| 2022 | 634 |
| 2023 | 601 |
| 2024 | 462 |