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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 37 |
| 1971 | 60 |
| 1972 | 56 |
| 1973 | 58 |
| 1974 | 77 |
| 1975 | 83 |
| 1976 | 74 |
| 1977 | 79 |
| 1978 | 101 |
| 1979 | 93 |
| 1980 | 121 |
| 1981 | 193 |
| 1982 | 199 |
| 1983 | 166 |
| 1984 | 208 |
| 1985 | 243 |
| 1986 | 224 |
| 1987 | 235 |
| 1988 | 267 |
| 1989 | 226 |
| 1990 | 208 |
| 1991 | 223 |
| 1992 | 246 |
| 1993 | 234 |
| 1994 | 237 |
| 1995 | 246 |
| 1996 | 255 |
| 1997 | 253 |
| 1998 | 271 |
| 1999 | 269 |
| 2000 | 259 |
| 2001 | 224 |
| 2002 | 202 |
| 2003 | 227 |
| 2004 | 243 |
| 2005 | 221 |
| 2006 | 274 |
| 2007 | 270 |
| 2008 | 312 |
| 2009 | 330 |
| 2010 | 289 |
| 2011 | 393 |
| 2012 | 427 |
| 2013 | 494 |
| 2014 | 431 |
| 2015 | 359 |
| 2016 | 420 |
| 2017 | 448 |
| 2018 | 474 |
| 2019 | 274 |
| 2020 | 183 |
| 2021 | 163 |
| 2022 | 198 |
| 2023 | 196 |
| 2024 | 56 |