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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1962 | 1 |
| 1966 | 1 |
| 1972 | 1 |
| 1975 | 1 |
| 1981 | 1 |
| 1986 | 11 |
| 1987 | 30 |
| 1988 | 46 |
| 1989 | 75 |
| 1990 | 109 |
| 1991 | 96 |
| 1992 | 147 |
| 1993 | 171 |
| 1994 | 143 |
| 1995 | 151 |
| 1996 | 190 |
| 1997 | 271 |
| 1998 | 273 |
| 1999 | 299 |
| 2000 | 380 |
| 2001 | 398 |
| 2002 | 464 |
| 2003 | 480 |
| 2004 | 513 |
| 2005 | 543 |
| 2006 | 631 |
| 2007 | 748 |
| 2008 | 747 |
| 2009 | 831 |
| 2010 | 956 |
| 2011 | 1018 |
| 2012 | 1146 |
| 2013 | 1214 |
| 2014 | 1160 |
| 2015 | 1154 |
| 2016 | 1152 |
| 2017 | 1167 |
| 2018 | 1068 |
| 2019 | 1178 |
| 2020 | 1270 |
| 2021 | 1237 |
| 2022 | 1047 |
| 2023 | 1148 |
| 2024 | 1130 |
| 2025 | 2 |