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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 7 |
| 1947 | 4 |
| 1948 | 10 |
| 1949 | 7 |
| 1951 | 1 |
| 1952 | 5 |
| 1953 | 10 |
| 1954 | 16 |
| 1955 | 25 |
| 1956 | 31 |
| 1957 | 47 |
| 1958 | 41 |
| 1959 | 55 |
| 1960 | 67 |
| 1961 | 64 |
| 1962 | 40 |
| 1963 | 13 |
| 1964 | 16 |
| 1965 | 39 |
| 1966 | 64 |
| 1967 | 112 |
| 1968 | 114 |
| 1969 | 118 |
| 1970 | 96 |
| 1971 | 104 |
| 1972 | 123 |
| 1973 | 96 |
| 1974 | 135 |
| 1975 | 110 |
| 1976 | 108 |
| 1977 | 102 |
| 1978 | 105 |
| 1979 | 106 |
| 1980 | 111 |
| 1981 | 107 |
| 1982 | 120 |
| 1983 | 119 |
| 1984 | 132 |
| 1985 | 154 |
| 1986 | 174 |
| 1987 | 211 |
| 1988 | 193 |
| 1989 | 199 |
| 1990 | 210 |
| 1991 | 164 |
| 1992 | 172 |
| 1993 | 207 |
| 1994 | 209 |
| 1995 | 213 |
| 1996 | 203 |
| 1997 | 224 |
| 1998 | 218 |
| 1999 | 225 |
| 2000 | 254 |
| 2001 | 237 |
| 2002 | 244 |
| 2003 | 280 |
| 2004 | 279 |
| 2005 | 333 |
| 2006 | 344 |
| 2007 | 409 |
| 2008 | 416 |
| 2009 | 473 |
| 2010 | 467 |
| 2011 | 529 |
| 2012 | 572 |
| 2013 | 573 |
| 2014 | 684 |
| 2015 | 683 |
| 2016 | 587 |
| 2017 | 522 |
| 2018 | 551 |
| 2019 | 536 |
| 2020 | 505 |
| 2021 | 389 |
| 2022 | 112 |
| 2023 | 109 |
| 2024 | 625 |
| 2025 | 625 |