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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1951 | 1 |
| 1953 | 1 |
| 1956 | 4 |
| 1961 | 1 |
| 1963 | 3 |
| 1964 | 2 |
| 1984 | 1 |
| 1986 | 2 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 2 |
| 1992 | 19 |
| 1993 | 48 |
| 1994 | 177 |
| 1995 | 239 |
| 1996 | 395 |
| 1997 | 465 |
| 1998 | 600 |
| 1999 | 844 |
| 2000 | 940 |
| 2001 | 1151 |
| 2002 | 1283 |
| 2003 | 1366 |
| 2004 | 1619 |
| 2005 | 1785 |
| 2006 | 1978 |
| 2007 | 1872 |
| 2008 | 1931 |
| 2009 | 1931 |
| 2010 | 2073 |
| 2011 | 2219 |
| 2012 | 2321 |
| 2013 | 2572 |
| 2014 | 2626 |
| 2015 | 2721 |
| 2016 | 2288 |
| 2017 | 2260 |
| 2018 | 2250 |
| 2019 | 2275 |
| 2020 | 2323 |
| 2021 | 1958 |
| 2022 | 1413 |
| 2023 | 1171 |
| 2024 | 814 |