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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 3 |
| 1951 | 4 |
| 1963 | 3 |
| 1965 | 3 |
| 1968 | 1 |
| 1969 | 3 |
| 1970 | 2 |
| 1971 | 4 |
| 1972 | 1 |
| 1973 | 2 |
| 1974 | 2 |
| 1975 | 1 |
| 1977 | 2 |
| 1978 | 2 |
| 1980 | 4 |
| 1981 | 1 |
| 1985 | 3 |
| 1986 | 5 |
| 1987 | 7 |
| 1988 | 7 |
| 1989 | 7 |
| 1990 | 15 |
| 1991 | 20 |
| 1992 | 20 |
| 1993 | 15 |
| 1994 | 32 |
| 1995 | 37 |
| 1996 | 27 |
| 1997 | 32 |
| 1998 | 48 |
| 1999 | 44 |
| 2000 | 51 |
| 2001 | 56 |
| 2002 | 41 |
| 2003 | 37 |
| 2004 | 39 |
| 2005 | 49 |
| 2006 | 85 |
| 2007 | 126 |
| 2008 | 134 |
| 2009 | 135 |
| 2010 | 152 |
| 2011 | 146 |
| 2012 | 182 |
| 2013 | 224 |
| 2014 | 221 |
| 2015 | 241 |
| 2016 | 220 |
| 2017 | 228 |
| 2018 | 254 |
| 2019 | 284 |
| 2020 | 330 |
| 2021 | 317 |
| 2022 | 264 |
| 2023 | 265 |
| 2024 | 1 |