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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1912 | 1 |
| 1917 | 1 |
| 1929 | 1 |
| 1941 | 1 |
| 1943 | 1 |
| 1947 | 3 |
| 1948 | 2 |
| 1950 | 4 |
| 1951 | 2 |
| 1952 | 2 |
| 1953 | 3 |
| 1954 | 4 |
| 1955 | 8 |
| 1956 | 2 |
| 1957 | 3 |
| 1958 | 5 |
| 1959 | 4 |
| 1960 | 6 |
| 1961 | 5 |
| 1962 | 5 |
| 1963 | 9 |
| 1964 | 8 |
| 1965 | 8 |
| 1966 | 6 |
| 1967 | 4 |
| 1968 | 16 |
| 1969 | 14 |
| 1970 | 16 |
| 1971 | 20 |
| 1972 | 24 |
| 1973 | 24 |
| 1974 | 18 |
| 1975 | 22 |
| 1976 | 29 |
| 1977 | 36 |
| 1978 | 39 |
| 1979 | 37 |
| 1980 | 36 |
| 1981 | 42 |
| 1982 | 39 |
| 1983 | 29 |
| 1984 | 44 |
| 1985 | 45 |
| 1986 | 45 |
| 1987 | 52 |
| 1988 | 50 |
| 1989 | 68 |
| 1990 | 78 |
| 1991 | 71 |
| 1992 | 77 |
| 1993 | 97 |
| 1994 | 112 |
| 1995 | 94 |
| 1996 | 146 |
| 1997 | 126 |
| 1998 | 121 |
| 1999 | 108 |
| 2000 | 129 |
| 2001 | 134 |
| 2002 | 138 |
| 2003 | 126 |
| 2004 | 130 |
| 2005 | 146 |
| 2006 | 145 |
| 2007 | 172 |
| 2008 | 169 |
| 2009 | 158 |
| 2010 | 177 |
| 2011 | 196 |
| 2012 | 275 |
| 2013 | 233 |
| 2014 | 258 |
| 2015 | 280 |
| 2016 | 268 |
| 2017 | 307 |
| 2018 | 264 |
| 2019 | 263 |
| 2020 | 325 |
| 2021 | 301 |
| 2022 | 321 |
| 2023 | 299 |
| 2024 | 195 |