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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1953 | 1 |
| 1955 | 1 |
| 1959 | 1 |
| 1968 | 1 |
| 1969 | 3 |
| 1970 | 1 |
| 1973 | 2 |
| 1974 | 2 |
| 1975 | 3 |
| 1976 | 1 |
| 1977 | 7 |
| 1978 | 6 |
| 1979 | 7 |
| 1980 | 2 |
| 1981 | 4 |
| 1982 | 5 |
| 1983 | 5 |
| 1984 | 9 |
| 1985 | 6 |
| 1986 | 2 |
| 1987 | 7 |
| 1988 | 11 |
| 1989 | 17 |
| 1990 | 18 |
| 1991 | 22 |
| 1992 | 33 |
| 1993 | 21 |
| 1994 | 45 |
| 1995 | 52 |
| 1996 | 56 |
| 1997 | 65 |
| 1998 | 63 |
| 1999 | 45 |
| 2000 | 65 |
| 2001 | 79 |
| 2002 | 62 |
| 2003 | 62 |
| 2004 | 86 |
| 2005 | 88 |
| 2006 | 106 |
| 2007 | 94 |
| 2008 | 125 |
| 2009 | 122 |
| 2010 | 130 |
| 2011 | 181 |
| 2012 | 190 |
| 2013 | 192 |
| 2014 | 203 |
| 2015 | 218 |
| 2016 | 202 |
| 2017 | 165 |
| 2018 | 185 |
| 2019 | 155 |
| 2020 | 184 |
| 2021 | 223 |
| 2022 | 203 |
| 2023 | 210 |
| 2024 | 71 |