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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 4 |
| 1948 | 27 |
| 1949 | 7 |
| 1950 | 1 |
| 1951 | 2 |
| 1952 | 3 |
| 1953 | 3 |
| 1954 | 2 |
| 1955 | 1 |
| 1961 | 2 |
| 1962 | 5 |
| 1963 | 13 |
| 1964 | 14 |
| 1965 | 3 |
| 1966 | 13 |
| 1967 | 6 |
| 1968 | 10 |
| 1969 | 8 |
| 1970 | 11 |
| 1971 | 11 |
| 1972 | 8 |
| 1973 | 15 |
| 1974 | 22 |
| 1975 | 15 |
| 1976 | 10 |
| 1977 | 18 |
| 1978 | 34 |
| 1979 | 31 |
| 1980 | 63 |
| 1981 | 59 |
| 1982 | 51 |
| 1983 | 45 |
| 1984 | 43 |
| 1985 | 53 |
| 1986 | 38 |
| 1987 | 69 |
| 1988 | 66 |
| 1989 | 71 |
| 1990 | 60 |
| 1991 | 104 |
| 1992 | 115 |
| 1993 | 112 |
| 1994 | 123 |
| 1995 | 156 |
| 1996 | 154 |
| 1997 | 168 |
| 1998 | 150 |
| 1999 | 202 |
| 2000 | 275 |
| 2001 | 269 |
| 2002 | 327 |
| 2003 | 303 |
| 2004 | 295 |
| 2005 | 282 |
| 2006 | 316 |
| 2007 | 381 |
| 2008 | 315 |
| 2009 | 468 |
| 2010 | 504 |
| 2011 | 539 |
| 2012 | 543 |
| 2013 | 633 |
| 2014 | 510 |
| 2015 | 455 |
| 2016 | 445 |
| 2017 | 403 |
| 2018 | 340 |
| 2019 | 322 |
| 2020 | 279 |
| 2021 | 241 |
| 2022 | 136 |
| 2023 | 141 |
| 2024 | 254 |
| 2025 | 171 |