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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1913 | 1 |
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 3 |
| 1967 | 4 |
| 1969 | 4 |
| 1970 | 2 |
| 1971 | 3 |
| 1972 | 7 |
| 1973 | 6 |
| 1974 | 8 |
| 1975 | 19 |
| 1976 | 13 |
| 1977 | 8 |
| 1978 | 5 |
| 1979 | 2 |
| 1980 | 1 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 11 |
| 1985 | 39 |
| 1986 | 60 |
| 1987 | 112 |
| 1988 | 1389 |
| 1989 | 1537 |
| 1990 | 1642 |
| 1991 | 1752 |
| 1992 | 1929 |
| 1993 | 2232 |
| 1994 | 2571 |
| 1995 | 2910 |
| 1996 | 2993 |
| 1997 | 3220 |
| 1998 | 3504 |
| 1999 | 3568 |
| 2000 | 618 |
| 2001 | 517 |
| 2002 | 657 |
| 2003 | 845 |
| 2004 | 989 |
| 2005 | 3853 |
| 2006 | 5439 |
| 2007 | 5731 |
| 2008 | 6045 |
| 2009 | 6238 |
| 2010 | 6703 |
| 2011 | 7228 |
| 2012 | 8363 |
| 2013 | 9039 |
| 2014 | 8955 |
| 2015 | 9499 |
| 2016 | 8360 |
| 2017 | 8285 |
| 2018 | 9215 |
| 2019 | 9368 |
| 2020 | 10761 |
| 2021 | 11704 |
| 2022 | 9596 |
| 2023 | 8157 |
| 2024 | 2418 |