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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1907 | 2 |
| 1951 | 1 |
| 1963 | 4 |
| 1964 | 4 |
| 1965 | 3 |
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 4 |
| 1973 | 1 |
| 1974 | 1 |
| 1976 | 4 |
| 1977 | 4 |
| 1978 | 3 |
| 1979 | 13 |
| 1980 | 8 |
| 1981 | 13 |
| 1982 | 21 |
| 1983 | 11 |
| 1984 | 27 |
| 1985 | 20 |
| 1986 | 31 |
| 1987 | 41 |
| 1988 | 56 |
| 1989 | 60 |
| 1990 | 68 |
| 1991 | 87 |
| 1992 | 97 |
| 1993 | 97 |
| 1994 | 139 |
| 1995 | 160 |
| 1996 | 182 |
| 1997 | 212 |
| 1998 | 247 |
| 1999 | 251 |
| 2000 | 303 |
| 2001 | 350 |
| 2002 | 457 |
| 2003 | 578 |
| 2004 | 764 |
| 2005 | 1037 |
| 2006 | 1291 |
| 2007 | 1492 |
| 2008 | 1702 |
| 2009 | 2118 |
| 2010 | 2450 |
| 2011 | 3047 |
| 2012 | 3523 |
| 2013 | 4324 |
| 2014 | 4975 |
| 2015 | 5714 |
| 2016 | 6104 |
| 2017 | 6707 |
| 2018 | 7772 |
| 2019 | 9159 |
| 2020 | 11151 |
| 2021 | 12609 |
| 2022 | 15316 |
| 2023 | 14665 |
| 2024 | 7298 |
| 2025 | 1 |