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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 3 |
| 1964 | 5 |
| 1965 | 22 |
| 1966 | 48 |
| 1967 | 59 |
| 1968 | 73 |
| 1969 | 78 |
| 1970 | 74 |
| 1971 | 75 |
| 1972 | 58 |
| 1973 | 55 |
| 1974 | 73 |
| 1975 | 51 |
| 1976 | 43 |
| 1977 | 38 |
| 1978 | 44 |
| 1979 | 54 |
| 1980 | 33 |
| 1981 | 51 |
| 1982 | 56 |
| 1983 | 44 |
| 1984 | 54 |
| 1985 | 46 |
| 1986 | 62 |
| 1987 | 54 |
| 1988 | 43 |
| 1989 | 39 |
| 1990 | 66 |
| 1991 | 69 |
| 1992 | 56 |
| 1993 | 63 |
| 1994 | 61 |
| 1995 | 62 |
| 1996 | 64 |
| 1997 | 69 |
| 1998 | 90 |
| 1999 | 87 |
| 2000 | 97 |
| 2001 | 132 |
| 2002 | 113 |
| 2003 | 126 |
| 2004 | 120 |
| 2005 | 148 |
| 2006 | 141 |
| 2007 | 158 |
| 2008 | 187 |
| 2009 | 167 |
| 2010 | 186 |
| 2011 | 231 |
| 2012 | 210 |
| 2013 | 190 |
| 2014 | 224 |
| 2015 | 222 |
| 2016 | 236 |
| 2017 | 241 |
| 2018 | 228 |
| 2019 | 249 |
| 2020 | 236 |
| 2021 | 256 |
| 2022 | 229 |
| 2023 | 233 |
| 2024 | 239 |
| 2025 | 2 |