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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 2 |
| 1971 | 1 |
| 1973 | 1 |
| 1975 | 24 |
| 1976 | 18 |
| 1977 | 80 |
| 1978 | 145 |
| 1979 | 180 |
| 1980 | 259 |
| 1981 | 208 |
| 1982 | 276 |
| 1983 | 346 |
| 1984 | 387 |
| 1985 | 547 |
| 1986 | 457 |
| 1987 | 473 |
| 1988 | 497 |
| 1989 | 554 |
| 1990 | 658 |
| 1991 | 702 |
| 1992 | 767 |
| 1993 | 959 |
| 1994 | 1107 |
| 1995 | 1221 |
| 1996 | 1136 |
| 1997 | 1238 |
| 1998 | 1318 |
| 1999 | 1165 |
| 2000 | 1127 |
| 2001 | 1076 |
| 2002 | 1124 |
| 2003 | 1218 |
| 2004 | 1078 |
| 2005 | 1238 |
| 2006 | 1330 |
| 2007 | 1462 |
| 2008 | 1471 |
| 2009 | 1540 |
| 2010 | 1583 |
| 2011 | 1689 |
| 2012 | 1843 |
| 2013 | 1976 |
| 2014 | 1947 |
| 2015 | 1832 |
| 2016 | 1822 |
| 2017 | 1790 |
| 2018 | 1881 |
| 2019 | 1884 |
| 2020 | 2070 |
| 2021 | 1210 |
| 2022 | 166 |
| 2023 | 81 |
| 2024 | 796 |
| 2025 | 768 |