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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1958 | 2 |
| 1960 | 2 |
| 1961 | 1 |
| 1962 | 6 |
| 1963 | 5 |
| 1964 | 4 |
| 1965 | 3 |
| 1967 | 1 |
| 1973 | 1 |
| 1976 | 2 |
| 1977 | 1 |
| 1983 | 1 |
| 1985 | 1 |
| 1987 | 2 |
| 1989 | 3 |
| 1990 | 10 |
| 1991 | 173 |
| 1992 | 657 |
| 1993 | 763 |
| 1994 | 846 |
| 1995 | 836 |
| 1996 | 965 |
| 1997 | 981 |
| 1998 | 987 |
| 1999 | 838 |
| 2000 | 1063 |
| 2001 | 1073 |
| 2002 | 1096 |
| 2003 | 1387 |
| 2004 | 1543 |
| 2005 | 1684 |
| 2006 | 1788 |
| 2007 | 1869 |
| 2008 | 2061 |
| 2009 | 2066 |
| 2010 | 2405 |
| 2011 | 2196 |
| 2012 | 2060 |
| 2013 | 2168 |
| 2014 | 2084 |
| 2015 | 2289 |
| 2016 | 2234 |
| 2017 | 2176 |
| 2018 | 2260 |
| 2019 | 2277 |
| 2020 | 2420 |
| 2021 | 2086 |
| 2022 | 1482 |
| 2023 | 1196 |
| 2024 | 566 |