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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 1 |
| 1957 | 1 |
| 1959 | 1 |
| 1961 | 1 |
| 1965 | 1 |
| 1968 | 1 |
| 1970 | 3 |
| 1971 | 2 |
| 1972 | 4 |
| 1973 | 3 |
| 1974 | 5 |
| 1975 | 4 |
| 1976 | 1 |
| 1977 | 3 |
| 1978 | 1 |
| 1980 | 8 |
| 1981 | 4 |
| 1982 | 4 |
| 1983 | 5 |
| 1984 | 2 |
| 1985 | 7 |
| 1986 | 10 |
| 1987 | 10 |
| 1988 | 16 |
| 1989 | 13 |
| 1990 | 15 |
| 1991 | 15 |
| 1992 | 17 |
| 1993 | 27 |
| 1994 | 17 |
| 1995 | 10 |
| 1996 | 21 |
| 1997 | 21 |
| 1998 | 28 |
| 1999 | 44 |
| 2000 | 33 |
| 2001 | 38 |
| 2002 | 38 |
| 2003 | 71 |
| 2004 | 76 |
| 2005 | 120 |
| 2006 | 118 |
| 2007 | 158 |
| 2008 | 168 |
| 2009 | 182 |
| 2010 | 207 |
| 2011 | 224 |
| 2012 | 221 |
| 2013 | 221 |
| 2014 | 234 |
| 2015 | 258 |
| 2016 | 227 |
| 2017 | 235 |
| 2018 | 223 |
| 2019 | 221 |
| 2020 | 246 |
| 2021 | 293 |
| 2022 | 335 |
| 2023 | 329 |
| 2024 | 152 |