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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1949 | 5 |
| 1950 | 1 |
| 1951 | 3 |
| 1952 | 2 |
| 1953 | 1 |
| 1956 | 2 |
| 1957 | 1 |
| 1958 | 1 |
| 1961 | 1 |
| 1963 | 1 |
| 1965 | 2 |
| 1967 | 2 |
| 1968 | 6 |
| 1969 | 5 |
| 1970 | 5 |
| 1971 | 13 |
| 1972 | 7 |
| 1973 | 10 |
| 1974 | 10 |
| 1975 | 17 |
| 1976 | 7 |
| 1977 | 11 |
| 1978 | 14 |
| 1979 | 10 |
| 1980 | 14 |
| 1981 | 11 |
| 1982 | 17 |
| 1983 | 27 |
| 1984 | 28 |
| 1985 | 32 |
| 1986 | 30 |
| 1987 | 26 |
| 1988 | 30 |
| 1989 | 50 |
| 1990 | 48 |
| 1991 | 46 |
| 1992 | 60 |
| 1993 | 53 |
| 1994 | 76 |
| 1995 | 64 |
| 1996 | 81 |
| 1997 | 87 |
| 1998 | 67 |
| 1999 | 91 |
| 2000 | 109 |
| 2001 | 105 |
| 2002 | 114 |
| 2003 | 140 |
| 2004 | 204 |
| 2005 | 209 |
| 2006 | 206 |
| 2007 | 193 |
| 2008 | 212 |
| 2009 | 234 |
| 2010 | 239 |
| 2011 | 285 |
| 2012 | 305 |
| 2013 | 273 |
| 2014 | 266 |
| 2015 | 293 |
| 2016 | 322 |
| 2017 | 333 |
| 2018 | 298 |
| 2019 | 301 |
| 2020 | 355 |
| 2021 | 447 |
| 2022 | 449 |
| 2023 | 428 |
| 2024 | 395 |
| 2025 | 222 |