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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 1 |
| 1958 | 1 |
| 1960 | 2 |
| 1968 | 1 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 2 |
| 1974 | 6 |
| 1975 | 2 |
| 1976 | 4 |
| 1977 | 8 |
| 1978 | 2 |
| 1979 | 4 |
| 1980 | 4 |
| 1981 | 6 |
| 1982 | 4 |
| 1983 | 11 |
| 1984 | 18 |
| 1985 | 18 |
| 1986 | 12 |
| 1987 | 6 |
| 1988 | 15 |
| 1989 | 20 |
| 1990 | 20 |
| 1991 | 17 |
| 1992 | 17 |
| 1993 | 25 |
| 1994 | 31 |
| 1995 | 45 |
| 1996 | 47 |
| 1997 | 45 |
| 1998 | 58 |
| 1999 | 54 |
| 2000 | 52 |
| 2001 | 74 |
| 2002 | 77 |
| 2003 | 93 |
| 2004 | 105 |
| 2005 | 146 |
| 2006 | 172 |
| 2007 | 221 |
| 2008 | 273 |
| 2009 | 258 |
| 2010 | 325 |
| 2011 | 386 |
| 2012 | 464 |
| 2013 | 532 |
| 2014 | 595 |
| 2015 | 695 |
| 2016 | 707 |
| 2017 | 845 |
| 2018 | 944 |
| 2019 | 1040 |
| 2020 | 1262 |
| 2021 | 1442 |
| 2022 | 1729 |
| 2023 | 1697 |
| 2024 | 713 |