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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 35 |
| 1978 | 41 |
| 1979 | 38 |
| 1980 | 53 |
| 1981 | 115 |
| 1982 | 88 |
| 1983 | 63 |
| 1984 | 98 |
| 1985 | 102 |
| 1986 | 54 |
| 1987 | 105 |
| 1988 | 63 |
| 1989 | 121 |
| 1990 | 135 |
| 1991 | 124 |
| 1992 | 163 |
| 1993 | 154 |
| 1994 | 143 |
| 1995 | 224 |
| 1996 | 208 |
| 1997 | 189 |
| 1998 | 207 |
| 1999 | 260 |
| 2000 | 363 |
| 2001 | 330 |
| 2002 | 249 |
| 2003 | 237 |
| 2004 | 268 |
| 2005 | 242 |
| 2006 | 392 |
| 2007 | 344 |
| 2008 | 344 |
| 2009 | 291 |
| 2010 | 352 |
| 2011 | 370 |
| 2012 | 374 |
| 2013 | 418 |
| 2014 | 372 |
| 2015 | 368 |
| 2016 | 354 |
| 2017 | 388 |
| 2018 | 419 |
| 2019 | 384 |
| 2020 | 322 |
| 2021 | 367 |
| 2022 | 302 |
| 2023 | 221 |
| 2024 | 130 |