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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1949 | 1 |
| 1957 | 1 |
| 1959 | 1 |
| 1963 | 1 |
| 1975 | 4 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 5 |
| 1979 | 6 |
| 1980 | 12 |
| 1981 | 10 |
| 1982 | 7 |
| 1983 | 10 |
| 1984 | 10 |
| 1985 | 14 |
| 1986 | 11 |
| 1987 | 27 |
| 1988 | 27 |
| 1989 | 25 |
| 1990 | 39 |
| 1991 | 47 |
| 1992 | 31 |
| 1993 | 40 |
| 1994 | 36 |
| 1995 | 39 |
| 1996 | 42 |
| 1997 | 49 |
| 1998 | 53 |
| 1999 | 61 |
| 2000 | 70 |
| 2001 | 55 |
| 2002 | 81 |
| 2003 | 59 |
| 2004 | 71 |
| 2005 | 77 |
| 2006 | 68 |
| 2007 | 64 |
| 2008 | 89 |
| 2009 | 96 |
| 2010 | 117 |
| 2011 | 134 |
| 2012 | 146 |
| 2013 | 169 |
| 2014 | 180 |
| 2015 | 193 |
| 2016 | 226 |
| 2017 | 248 |
| 2018 | 252 |
| 2019 | 279 |
| 2020 | 288 |
| 2021 | 301 |
| 2022 | 262 |
| 2023 | 269 |
| 2024 | 278 |
| 2025 | 276 |
| 2026 | 22 |