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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 14 |
| 1966 | 26 |
| 1967 | 50 |
| 1968 | 47 |
| 1969 | 65 |
| 1970 | 70 |
| 1971 | 71 |
| 1972 | 94 |
| 1973 | 98 |
| 1974 | 141 |
| 1975 | 117 |
| 1976 | 89 |
| 1977 | 92 |
| 1978 | 125 |
| 1979 | 117 |
| 1980 | 108 |
| 1981 | 95 |
| 1982 | 145 |
| 1983 | 126 |
| 1984 | 137 |
| 1985 | 140 |
| 1986 | 150 |
| 1987 | 130 |
| 1988 | 162 |
| 1989 | 179 |
| 1990 | 193 |
| 1991 | 209 |
| 1992 | 212 |
| 1993 | 240 |
| 1994 | 218 |
| 1995 | 203 |
| 1996 | 205 |
| 1997 | 213 |
| 1998 | 221 |
| 1999 | 176 |
| 2000 | 192 |
| 2001 | 205 |
| 2002 | 247 |
| 2003 | 207 |
| 2004 | 249 |
| 2005 | 276 |
| 2006 | 266 |
| 2007 | 279 |
| 2008 | 316 |
| 2009 | 333 |
| 2010 | 336 |
| 2011 | 345 |
| 2012 | 343 |
| 2013 | 400 |
| 2014 | 350 |
| 2015 | 372 |
| 2016 | 403 |
| 2017 | 361 |
| 2018 | 408 |
| 2019 | 386 |
| 2020 | 351 |
| 2021 | 316 |
| 2022 | 452 |
| 2023 | 390 |
| 2024 | 111 |