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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 23 |
| 1976 | 35 |
| 1977 | 53 |
| 1978 | 58 |
| 1979 | 87 |
| 1980 | 99 |
| 1981 | 128 |
| 1982 | 131 |
| 1983 | 125 |
| 1984 | 136 |
| 1985 | 144 |
| 1986 | 138 |
| 1987 | 121 |
| 1988 | 140 |
| 1989 | 123 |
| 1990 | 134 |
| 1991 | 151 |
| 1992 | 171 |
| 1993 | 143 |
| 1994 | 161 |
| 1995 | 167 |
| 1996 | 182 |
| 1997 | 146 |
| 1998 | 147 |
| 1999 | 177 |
| 2000 | 211 |
| 2001 | 193 |
| 2002 | 201 |
| 2003 | 224 |
| 2004 | 250 |
| 2005 | 297 |
| 2006 | 299 |
| 2007 | 365 |
| 2008 | 312 |
| 2009 | 376 |
| 2010 | 379 |
| 2011 | 409 |
| 2012 | 397 |
| 2013 | 406 |
| 2014 | 398 |
| 2015 | 344 |
| 2016 | 336 |
| 2017 | 368 |
| 2018 | 324 |
| 2019 | 277 |
| 2020 | 311 |
| 2021 | 320 |
| 2022 | 268 |
| 2023 | 221 |
| 2024 | 301 |
| 2025 | 74 |