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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 67 |
| 1966 | 71 |
| 1967 | 66 |
| 1968 | 89 |
| 1969 | 54 |
| 1970 | 301 |
| 1971 | 72 |
| 1972 | 348 |
| 1973 | 90 |
| 1974 | 131 |
| 1975 | 158 |
| 1976 | 150 |
| 1977 | 159 |
| 1978 | 39 |
| 1979 | 59 |
| 1980 | 69 |
| 1981 | 150 |
| 1982 | 40 |
| 1983 | 354 |
| 1984 | 150 |
| 1985 | 144 |
| 1986 | 183 |
| 1987 | 208 |
| 1988 | 206 |
| 1989 | 177 |
| 1990 | 197 |
| 1991 | 164 |
| 1992 | 194 |
| 1993 | 202 |
| 1994 | 214 |
| 1995 | 229 |
| 1996 | 523 |
| 1997 | 494 |
| 1998 | 629 |
| 1999 | 1025 |
| 2000 | 1398 |
| 2001 | 1450 |
| 2002 | 958 |
| 2003 | 966 |
| 2004 | 1020 |
| 2005 | 1106 |
| 2006 | 1125 |
| 2007 | 1300 |
| 2008 | 1250 |
| 2009 | 1318 |
| 2010 | 1521 |
| 2011 | 1473 |
| 2012 | 1634 |
| 2013 | 1783 |
| 2014 | 1819 |
| 2015 | 1838 |
| 2016 | 1802 |
| 2017 | 1944 |
| 2018 | 2080 |
| 2019 | 2261 |
| 2020 | 2250 |
| 2021 | 2181 |
| 2022 | 2269 |
| 2023 | 2312 |
| 2024 | 797 |