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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 3 |
| 1954 | 3 |
| 1955 | 3 |
| 1956 | 2 |
| 1957 | 7 |
| 1958 | 3 |
| 1960 | 1 |
| 1961 | 6 |
| 1962 | 9 |
| 1963 | 13 |
| 1964 | 12 |
| 1965 | 9 |
| 1966 | 15 |
| 1967 | 22 |
| 1968 | 27 |
| 1969 | 26 |
| 1970 | 34 |
| 1971 | 23 |
| 1972 | 32 |
| 1973 | 28 |
| 1974 | 26 |
| 1975 | 29 |
| 1976 | 22 |
| 1977 | 32 |
| 1978 | 43 |
| 1979 | 41 |
| 1980 | 46 |
| 1981 | 45 |
| 1982 | 60 |
| 1983 | 72 |
| 1984 | 86 |
| 1985 | 99 |
| 1986 | 115 |
| 1987 | 114 |
| 1988 | 131 |
| 1989 | 123 |
| 1990 | 119 |
| 1991 | 107 |
| 1992 | 129 |
| 1993 | 153 |
| 1994 | 155 |
| 1995 | 172 |
| 1996 | 205 |
| 1997 | 191 |
| 1998 | 229 |
| 1999 | 241 |
| 2000 | 219 |
| 2001 | 245 |
| 2002 | 218 |
| 2003 | 216 |
| 2004 | 245 |
| 2005 | 276 |
| 2006 | 326 |
| 2007 | 336 |
| 2008 | 347 |
| 2009 | 294 |
| 2010 | 354 |
| 2011 | 369 |
| 2012 | 427 |
| 2013 | 436 |
| 2014 | 497 |
| 2015 | 441 |
| 2016 | 406 |
| 2017 | 460 |
| 2018 | 467 |
| 2019 | 476 |
| 2020 | 566 |
| 2021 | 684 |
| 2022 | 655 |
| 2023 | 517 |
| 2024 | 513 |
| 2025 | 9 |