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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1962 | 1 |
| 1963 | 3 |
| 1967 | 1 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 5 |
| 1981 | 9 |
| 1982 | 6 |
| 1983 | 7 |
| 1984 | 7 |
| 1985 | 11 |
| 1986 | 18 |
| 1987 | 14 |
| 1988 | 12 |
| 1989 | 18 |
| 1990 | 26 |
| 1991 | 29 |
| 1992 | 23 |
| 1993 | 34 |
| 1994 | 45 |
| 1995 | 55 |
| 1996 | 74 |
| 1997 | 69 |
| 1998 | 88 |
| 1999 | 95 |
| 2000 | 146 |
| 2001 | 177 |
| 2002 | 198 |
| 2003 | 256 |
| 2004 | 290 |
| 2005 | 371 |
| 2006 | 439 |
| 2007 | 481 |
| 2008 | 629 |
| 2009 | 712 |
| 2010 | 833 |
| 2011 | 913 |
| 2012 | 1070 |
| 2013 | 1253 |
| 2014 | 1433 |
| 2015 | 1518 |
| 2016 | 1728 |
| 2017 | 1815 |
| 2018 | 2169 |
| 2019 | 2258 |
| 2020 | 2579 |
| 2021 | 2972 |
| 2022 | 3209 |
| 2023 | 3276 |
| 2024 | 2623 |
| 2025 | 1 |