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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1971 | 3 |
| 1973 | 1 |
| 1974 | 1 |
| 1977 | 4 |
| 1978 | 2 |
| 1979 | 6 |
| 1980 | 9 |
| 1981 | 1 |
| 1982 | 9 |
| 1983 | 15 |
| 1984 | 7 |
| 1985 | 6 |
| 1986 | 13 |
| 1987 | 16 |
| 1988 | 27 |
| 1989 | 25 |
| 1990 | 47 |
| 1991 | 34 |
| 1992 | 49 |
| 1993 | 53 |
| 1994 | 44 |
| 1995 | 54 |
| 1996 | 66 |
| 1997 | 79 |
| 1998 | 84 |
| 1999 | 114 |
| 2000 | 132 |
| 2001 | 148 |
| 2002 | 188 |
| 2003 | 225 |
| 2004 | 298 |
| 2005 | 376 |
| 2006 | 402 |
| 2007 | 438 |
| 2008 | 514 |
| 2009 | 593 |
| 2010 | 705 |
| 2011 | 778 |
| 2012 | 872 |
| 2013 | 938 |
| 2014 | 955 |
| 2015 | 1047 |
| 2016 | 1054 |
| 2017 | 991 |
| 2018 | 1214 |
| 2019 | 1219 |
| 2020 | 1515 |
| 2021 | 1571 |
| 2022 | 1680 |
| 2023 | 1518 |
| 2024 | 1720 |
| 2025 | 1975 |
| 2026 | 1131 |
| 2027 | 1 |