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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1968 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 2 |
| 1978 | 7 |
| 1979 | 5 |
| 1980 | 1 |
| 1981 | 4 |
| 1982 | 3 |
| 1983 | 6 |
| 1988 | 2 |
| 1992 | 1 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 7 |
| 1997 | 3 |
| 1999 | 12 |
| 2000 | 13 |
| 2001 | 7 |
| 2002 | 10 |
| 2003 | 18 |
| 2004 | 28 |
| 2005 | 28 |
| 2006 | 39 |
| 2007 | 49 |
| 2008 | 39 |
| 2009 | 45 |
| 2010 | 56 |
| 2011 | 71 |
| 2012 | 89 |
| 2013 | 105 |
| 2014 | 106 |
| 2015 | 127 |
| 2016 | 148 |
| 2017 | 136 |
| 2018 | 114 |
| 2019 | 142 |
| 2020 | 182 |
| 2021 | 192 |
| 2022 | 203 |
| 2023 | 211 |
| 2024 | 96 |