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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 2 |
| 1975 | 15 |
| 1976 | 17 |
| 1977 | 22 |
| 1978 | 17 |
| 1979 | 28 |
| 1980 | 24 |
| 1981 | 22 |
| 1982 | 33 |
| 1983 | 37 |
| 1984 | 31 |
| 1985 | 40 |
| 1986 | 35 |
| 1987 | 54 |
| 1988 | 54 |
| 1989 | 56 |
| 1990 | 40 |
| 1991 | 42 |
| 1992 | 46 |
| 1993 | 61 |
| 1994 | 74 |
| 1995 | 99 |
| 1996 | 85 |
| 1997 | 100 |
| 1998 | 107 |
| 1999 | 122 |
| 2000 | 144 |
| 2001 | 137 |
| 2002 | 155 |
| 2003 | 131 |
| 2004 | 163 |
| 2005 | 196 |
| 2006 | 235 |
| 2007 | 284 |
| 2008 | 265 |
| 2009 | 331 |
| 2010 | 380 |
| 2011 | 354 |
| 2012 | 384 |
| 2013 | 381 |
| 2014 | 455 |
| 2015 | 429 |
| 2016 | 366 |
| 2017 | 383 |
| 2018 | 431 |
| 2019 | 452 |
| 2020 | 375 |
| 2021 | 333 |
| 2022 | 86 |
| 2023 | 13 |
| 2024 | 6 |