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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1965 | 3 |
| 1967 | 1 |
| 1969 | 1 |
| 1971 | 3 |
| 1972 | 3 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 2 |
| 1976 | 9 |
| 1977 | 5 |
| 1978 | 6 |
| 1979 | 7 |
| 1980 | 7 |
| 1981 | 11 |
| 1982 | 8 |
| 1983 | 22 |
| 1984 | 36 |
| 1985 | 41 |
| 1986 | 47 |
| 1987 | 59 |
| 1988 | 59 |
| 1989 | 84 |
| 1990 | 85 |
| 1991 | 96 |
| 1992 | 126 |
| 1993 | 141 |
| 1994 | 143 |
| 1995 | 146 |
| 1996 | 188 |
| 1997 | 174 |
| 1998 | 197 |
| 1999 | 224 |
| 2000 | 260 |
| 2001 | 234 |
| 2002 | 224 |
| 2003 | 268 |
| 2004 | 272 |
| 2005 | 322 |
| 2006 | 390 |
| 2007 | 420 |
| 2008 | 505 |
| 2009 | 570 |
| 2010 | 581 |
| 2011 | 578 |
| 2012 | 648 |
| 2013 | 849 |
| 2014 | 824 |
| 2015 | 844 |
| 2016 | 961 |
| 2017 | 943 |
| 2018 | 917 |
| 2019 | 954 |
| 2020 | 1004 |
| 2021 | 964 |
| 2022 | 864 |
| 2023 | 911 |
| 2024 | 383 |
| 2025 | 1 |