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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1952 | 2 |
| 1953 | 17 |
| 1954 | 8 |
| 1955 | 9 |
| 1956 | 13 |
| 1957 | 11 |
| 1958 | 10 |
| 1959 | 5 |
| 1960 | 2 |
| 1961 | 23 |
| 1962 | 8 |
| 1975 | 2 |
| 1977 | 13 |
| 1978 | 27 |
| 1979 | 26 |
| 1980 | 27 |
| 1981 | 28 |
| 1982 | 36 |
| 1983 | 23 |
| 1984 | 24 |
| 1985 | 38 |
| 1986 | 39 |
| 1987 | 40 |
| 1988 | 28 |
| 1989 | 40 |
| 1990 | 32 |
| 1991 | 46 |
| 1992 | 40 |
| 1993 | 63 |
| 1994 | 54 |
| 1995 | 51 |
| 1996 | 51 |
| 1997 | 78 |
| 1998 | 73 |
| 1999 | 69 |
| 2000 | 95 |
| 2001 | 101 |
| 2002 | 91 |
| 2003 | 87 |
| 2004 | 91 |
| 2005 | 121 |
| 2006 | 131 |
| 2007 | 153 |
| 2008 | 176 |
| 2009 | 119 |
| 2010 | 153 |
| 2011 | 188 |
| 2012 | 168 |
| 2013 | 195 |
| 2014 | 208 |
| 2015 | 202 |
| 2016 | 195 |
| 2017 | 203 |
| 2018 | 200 |
| 2019 | 176 |
| 2020 | 119 |
| 2021 | 72 |
| 2022 | 45 |
| 2023 | 48 |
| 2024 | 23 |