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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 1 |
| 1967 | 1 |
| 1968 | 2 |
| 1969 | 3 |
| 1971 | 2 |
| 1972 | 5 |
| 1974 | 3 |
| 1975 | 6 |
| 1976 | 5 |
| 1977 | 2 |
| 1979 | 5 |
| 1980 | 4 |
| 1981 | 4 |
| 1982 | 7 |
| 1983 | 4 |
| 1984 | 6 |
| 1985 | 3 |
| 1986 | 5 |
| 1987 | 101 |
| 1988 | 199 |
| 1989 | 216 |
| 1990 | 275 |
| 1991 | 232 |
| 1992 | 266 |
| 1993 | 261 |
| 1994 | 296 |
| 1995 | 276 |
| 1996 | 250 |
| 1997 | 258 |
| 1998 | 316 |
| 1999 | 344 |
| 2000 | 400 |
| 2001 | 488 |
| 2002 | 526 |
| 2003 | 542 |
| 2004 | 615 |
| 2005 | 671 |
| 2006 | 746 |
| 2007 | 773 |
| 2008 | 807 |
| 2009 | 771 |
| 2010 | 838 |
| 2011 | 785 |
| 2012 | 822 |
| 2013 | 1144 |
| 2014 | 2004 |
| 2015 | 2324 |
| 2016 | 2525 |
| 2017 | 2500 |
| 2018 | 2597 |
| 2019 | 2721 |
| 2020 | 3051 |
| 2021 | 3206 |
| 2022 | 3177 |
| 2023 | 2888 |
| 2024 | 1335 |