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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 2 |
| 1966 | 11 |
| 1967 | 20 |
| 1968 | 8 |
| 1970 | 6 |
| 1971 | 1 |
| 1972 | 2 |
| 1973 | 2 |
| 1974 | 1 |
| 1975 | 3 |
| 1976 | 2 |
| 1977 | 7 |
| 1979 | 2 |
| 1980 | 4 |
| 1981 | 2 |
| 1982 | 1 |
| 1984 | 3 |
| 1985 | 6 |
| 1986 | 18 |
| 1987 | 17 |
| 1988 | 12 |
| 1989 | 155 |
| 1990 | 577 |
| 1991 | 599 |
| 1992 | 627 |
| 1993 | 558 |
| 1994 | 529 |
| 1995 | 597 |
| 1996 | 542 |
| 1997 | 610 |
| 1998 | 726 |
| 1999 | 760 |
| 2000 | 762 |
| 2001 | 805 |
| 2002 | 828 |
| 2003 | 913 |
| 2004 | 928 |
| 2005 | 1025 |
| 2006 | 981 |
| 2007 | 1251 |
| 2008 | 1105 |
| 2009 | 1200 |
| 2010 | 1184 |
| 2011 | 1124 |
| 2012 | 1187 |
| 2013 | 1188 |
| 2014 | 1157 |
| 2015 | 1095 |
| 2016 | 1053 |
| 2017 | 1062 |
| 2018 | 1064 |
| 2019 | 1024 |
| 2020 | 891 |
| 2021 | 727 |
| 2022 | 901 |
| 2023 | 849 |
| 2024 | 1206 |
| 2025 | 22 |