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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 1 |
| 1968 | 3 |
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1976 | 1 |
| 1977 | 4 |
| 1979 | 5 |
| 1980 | 3 |
| 1981 | 4 |
| 1983 | 3 |
| 1985 | 2 |
| 1986 | 4 |
| 1987 | 7 |
| 1988 | 9 |
| 1989 | 6 |
| 1990 | 7 |
| 1991 | 2 |
| 1992 | 3 |
| 1993 | 2 |
| 1994 | 7 |
| 1995 | 21 |
| 1996 | 16 |
| 1997 | 31 |
| 1998 | 30 |
| 1999 | 35 |
| 2000 | 67 |
| 2001 | 34 |
| 2002 | 52 |
| 2003 | 69 |
| 2004 | 75 |
| 2005 | 90 |
| 2006 | 79 |
| 2007 | 111 |
| 2008 | 113 |
| 2009 | 145 |
| 2010 | 151 |
| 2011 | 168 |
| 2012 | 136 |
| 2013 | 166 |
| 2014 | 177 |
| 2015 | 175 |
| 2016 | 179 |
| 2017 | 182 |
| 2018 | 176 |
| 2019 | 170 |
| 2020 | 189 |
| 2021 | 213 |
| 2022 | 181 |
| 2023 | 182 |
| 2024 | 69 |