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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1950 | 1 |
| 1953 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 2 |
| 1963 | 2 |
| 1964 | 14 |
| 1965 | 10 |
| 1966 | 4 |
| 1968 | 1 |
| 1969 | 7 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 4 |
| 1974 | 1 |
| 1975 | 15 |
| 1976 | 20 |
| 1977 | 14 |
| 1978 | 19 |
| 1979 | 15 |
| 1980 | 21 |
| 1981 | 11 |
| 1982 | 21 |
| 1983 | 22 |
| 1984 | 21 |
| 1985 | 17 |
| 1986 | 22 |
| 1987 | 36 |
| 1988 | 34 |
| 1989 | 40 |
| 1990 | 39 |
| 1991 | 66 |
| 1992 | 66 |
| 1993 | 74 |
| 1994 | 82 |
| 1995 | 96 |
| 1996 | 126 |
| 1997 | 99 |
| 1998 | 128 |
| 1999 | 147 |
| 2000 | 155 |
| 2001 | 170 |
| 2002 | 192 |
| 2003 | 243 |
| 2004 | 254 |
| 2005 | 259 |
| 2006 | 305 |
| 2007 | 339 |
| 2008 | 393 |
| 2009 | 470 |
| 2010 | 483 |
| 2011 | 525 |
| 2012 | 878 |
| 2013 | 1211 |
| 2014 | 1344 |
| 2015 | 1433 |
| 2016 | 1346 |
| 2017 | 1518 |
| 2018 | 1494 |
| 2019 | 1481 |
| 2020 | 1602 |
| 2021 | 1553 |
| 2022 | 1576 |
| 2023 | 1459 |
| 2024 | 596 |