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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 2 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 2 |
| 1955 | 1 |
| 1962 | 1 |
| 1966 | 1 |
| 1969 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 4 |
| 1979 | 3 |
| 1980 | 2 |
| 1983 | 4 |
| 1984 | 5 |
| 1985 | 5 |
| 1986 | 6 |
| 1987 | 5 |
| 1988 | 9 |
| 1989 | 12 |
| 1990 | 7 |
| 1991 | 16 |
| 1992 | 20 |
| 1993 | 36 |
| 1994 | 28 |
| 1995 | 31 |
| 1996 | 34 |
| 1997 | 55 |
| 1998 | 57 |
| 1999 | 70 |
| 2000 | 60 |
| 2001 | 79 |
| 2002 | 85 |
| 2003 | 74 |
| 2004 | 111 |
| 2005 | 129 |
| 2006 | 131 |
| 2007 | 159 |
| 2008 | 180 |
| 2009 | 189 |
| 2010 | 189 |
| 2011 | 232 |
| 2012 | 243 |
| 2013 | 275 |
| 2014 | 261 |
| 2015 | 280 |
| 2016 | 306 |
| 2017 | 314 |
| 2018 | 316 |
| 2019 | 389 |
| 2020 | 430 |
| 2021 | 457 |
| 2022 | 464 |
| 2023 | 411 |
| 2024 | 280 |