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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1958 | 1 |
| 1962 | 1 |
| 1965 | 1 |
| 1966 | 3 |
| 1967 | 2 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 1 |
| 1973 | 2 |
| 1975 | 3 |
| 1976 | 1 |
| 1977 | 4 |
| 1978 | 5 |
| 1980 | 1 |
| 1981 | 3 |
| 1982 | 6 |
| 1983 | 5 |
| 1984 | 2 |
| 1985 | 3 |
| 1986 | 6 |
| 1987 | 24 |
| 1988 | 58 |
| 1989 | 78 |
| 1990 | 118 |
| 1991 | 96 |
| 1992 | 136 |
| 1993 | 111 |
| 1994 | 105 |
| 1995 | 91 |
| 1996 | 98 |
| 1997 | 184 |
| 1998 | 176 |
| 1999 | 229 |
| 2000 | 269 |
| 2001 | 282 |
| 2002 | 334 |
| 2003 | 343 |
| 2004 | 449 |
| 2005 | 486 |
| 2006 | 604 |
| 2007 | 700 |
| 2008 | 832 |
| 2009 | 819 |
| 2010 | 855 |
| 2011 | 920 |
| 2012 | 942 |
| 2013 | 1057 |
| 2014 | 1533 |
| 2015 | 1793 |
| 2016 | 1982 |
| 2017 | 2117 |
| 2018 | 2128 |
| 2019 | 2210 |
| 2020 | 2518 |
| 2021 | 2685 |
| 2022 | 2396 |
| 2023 | 2260 |
| 2024 | 854 |