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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1965 | 17 |
| 1966 | 26 |
| 1967 | 33 |
| 1968 | 44 |
| 1969 | 36 |
| 1970 | 33 |
| 1971 | 41 |
| 1972 | 35 |
| 1973 | 45 |
| 1974 | 53 |
| 1975 | 62 |
| 1976 | 57 |
| 1977 | 56 |
| 1978 | 74 |
| 1979 | 61 |
| 1980 | 62 |
| 1981 | 75 |
| 1982 | 88 |
| 1983 | 104 |
| 1984 | 112 |
| 1985 | 136 |
| 1986 | 117 |
| 1987 | 157 |
| 1988 | 150 |
| 1989 | 206 |
| 1990 | 177 |
| 1991 | 178 |
| 1992 | 182 |
| 1993 | 157 |
| 1994 | 204 |
| 1995 | 187 |
| 1996 | 155 |
| 1997 | 182 |
| 1998 | 180 |
| 1999 | 133 |
| 2000 | 153 |
| 2001 | 163 |
| 2002 | 148 |
| 2003 | 172 |
| 2004 | 167 |
| 2005 | 171 |
| 2006 | 175 |
| 2007 | 179 |
| 2008 | 167 |
| 2009 | 194 |
| 2010 | 213 |
| 2011 | 173 |
| 2012 | 164 |
| 2013 | 179 |
| 2014 | 204 |
| 2015 | 188 |
| 2016 | 185 |
| 2017 | 202 |
| 2018 | 210 |
| 2019 | 249 |
| 2020 | 217 |
| 2021 | 188 |
| 2022 | 208 |
| 2023 | 200 |
| 2024 | 288 |
| 2025 | 311 |
| 2026 | 190 |