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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 3 |
| 1974 | 3 |
| 1975 | 1 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 3 |
| 1979 | 2 |
| 1980 | 6 |
| 1981 | 7 |
| 1982 | 11 |
| 1983 | 16 |
| 1984 | 15 |
| 1985 | 18 |
| 1986 | 25 |
| 1987 | 25 |
| 1988 | 29 |
| 1989 | 28 |
| 1990 | 34 |
| 1991 | 21 |
| 1992 | 44 |
| 1993 | 42 |
| 1994 | 53 |
| 1995 | 40 |
| 1996 | 64 |
| 1997 | 45 |
| 1998 | 52 |
| 1999 | 45 |
| 2000 | 57 |
| 2001 | 72 |
| 2002 | 101 |
| 2003 | 105 |
| 2004 | 126 |
| 2005 | 147 |
| 2006 | 142 |
| 2007 | 171 |
| 2008 | 216 |
| 2009 | 218 |
| 2010 | 264 |
| 2011 | 263 |
| 2012 | 239 |
| 2013 | 318 |
| 2014 | 345 |
| 2015 | 348 |
| 2016 | 344 |
| 2017 | 295 |
| 2018 | 311 |
| 2019 | 358 |
| 2020 | 357 |
| 2021 | 391 |
| 2022 | 383 |
| 2023 | 318 |
| 2024 | 156 |