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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 2 |
| 1950 | 1 |
| 1956 | 1 |
| 1959 | 1 |
| 1964 | 2 |
| 1966 | 1 |
| 1969 | 1 |
| 1970 | 2 |
| 1972 | 3 |
| 1973 | 4 |
| 1975 | 4 |
| 1976 | 1 |
| 1978 | 4 |
| 1979 | 4 |
| 1981 | 4 |
| 1982 | 6 |
| 1983 | 4 |
| 1984 | 5 |
| 1985 | 6 |
| 1986 | 3 |
| 1987 | 6 |
| 1988 | 11 |
| 1989 | 10 |
| 1990 | 15 |
| 1991 | 9 |
| 1992 | 5 |
| 1993 | 21 |
| 1994 | 16 |
| 1995 | 8 |
| 1996 | 19 |
| 1997 | 21 |
| 1998 | 33 |
| 1999 | 54 |
| 2000 | 67 |
| 2001 | 101 |
| 2002 | 101 |
| 2003 | 121 |
| 2004 | 122 |
| 2005 | 164 |
| 2006 | 161 |
| 2007 | 187 |
| 2008 | 172 |
| 2009 | 212 |
| 2010 | 202 |
| 2011 | 181 |
| 2012 | 225 |
| 2013 | 207 |
| 2014 | 321 |
| 2015 | 403 |
| 2016 | 359 |
| 2017 | 348 |
| 2018 | 369 |
| 2019 | 371 |
| 2020 | 406 |
| 2021 | 347 |
| 2022 | 318 |
| 2023 | 311 |
| 2024 | 116 |