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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1960 | 1 |
| 1962 | 2 |
| 1966 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 3 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 3 |
| 1978 | 1 |
| 1979 | 2 |
| 1981 | 1 |
| 1982 | 3 |
| 1983 | 1 |
| 1984 | 4 |
| 1985 | 5 |
| 1986 | 7 |
| 1987 | 6 |
| 1988 | 6 |
| 1989 | 3 |
| 1990 | 9 |
| 1991 | 10 |
| 1992 | 7 |
| 1993 | 8 |
| 1994 | 13 |
| 1995 | 8 |
| 1996 | 14 |
| 1997 | 13 |
| 1998 | 13 |
| 1999 | 11 |
| 2000 | 16 |
| 2001 | 20 |
| 2002 | 22 |
| 2003 | 24 |
| 2004 | 66 |
| 2005 | 50 |
| 2006 | 59 |
| 2007 | 65 |
| 2008 | 72 |
| 2009 | 66 |
| 2010 | 94 |
| 2011 | 102 |
| 2012 | 109 |
| 2013 | 114 |
| 2014 | 126 |
| 2015 | 144 |
| 2016 | 149 |
| 2017 | 141 |
| 2018 | 167 |
| 2019 | 173 |
| 2020 | 194 |
| 2021 | 175 |
| 2022 | 168 |
| 2023 | 189 |
| 2024 | 169 |