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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 10 |
| 1966 | 12 |
| 1967 | 21 |
| 1968 | 22 |
| 1969 | 25 |
| 1970 | 30 |
| 1971 | 37 |
| 1972 | 20 |
| 1973 | 23 |
| 1974 | 28 |
| 1975 | 30 |
| 1976 | 31 |
| 1977 | 32 |
| 1978 | 37 |
| 1979 | 35 |
| 1980 | 34 |
| 1981 | 50 |
| 1982 | 55 |
| 1983 | 68 |
| 1984 | 54 |
| 1985 | 72 |
| 1986 | 79 |
| 1987 | 71 |
| 1988 | 60 |
| 1989 | 97 |
| 1990 | 132 |
| 1991 | 89 |
| 1992 | 108 |
| 1993 | 96 |
| 1994 | 104 |
| 1995 | 96 |
| 1996 | 115 |
| 1997 | 120 |
| 1998 | 99 |
| 1999 | 125 |
| 2000 | 131 |
| 2001 | 178 |
| 2002 | 161 |
| 2003 | 155 |
| 2004 | 162 |
| 2005 | 204 |
| 2006 | 215 |
| 2007 | 254 |
| 2008 | 234 |
| 2009 | 261 |
| 2010 | 325 |
| 2011 | 370 |
| 2012 | 407 |
| 2013 | 438 |
| 2014 | 366 |
| 2015 | 354 |
| 2016 | 441 |
| 2017 | 438 |
| 2018 | 417 |
| 2019 | 399 |
| 2020 | 314 |
| 2021 | 177 |
| 2022 | 20 |
| 2023 | 23 |
| 2024 | 233 |
| 2025 | 201 |