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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1940 | 1 |
| 1944 | 1 |
| 1953 | 2 |
| 1956 | 2 |
| 1957 | 5 |
| 1958 | 2 |
| 1961 | 2 |
| 1963 | 2 |
| 1964 | 2 |
| 1968 | 3 |
| 1969 | 1 |
| 1970 | 3 |
| 1971 | 2 |
| 1972 | 6 |
| 1973 | 4 |
| 1974 | 9 |
| 1975 | 25 |
| 1976 | 36 |
| 1977 | 36 |
| 1978 | 29 |
| 1979 | 26 |
| 1980 | 31 |
| 1981 | 22 |
| 1982 | 28 |
| 1983 | 18 |
| 1984 | 34 |
| 1985 | 24 |
| 1986 | 38 |
| 1987 | 71 |
| 1988 | 123 |
| 1989 | 145 |
| 1990 | 162 |
| 1991 | 216 |
| 1992 | 271 |
| 1993 | 342 |
| 1994 | 294 |
| 1995 | 300 |
| 1996 | 294 |
| 1997 | 264 |
| 1998 | 260 |
| 1999 | 261 |
| 2000 | 250 |
| 2001 | 294 |
| 2002 | 258 |
| 2003 | 289 |
| 2004 | 302 |
| 2005 | 384 |
| 2006 | 396 |
| 2007 | 408 |
| 2008 | 478 |
| 2009 | 445 |
| 2010 | 478 |
| 2011 | 505 |
| 2012 | 528 |
| 2013 | 617 |
| 2014 | 603 |
| 2015 | 597 |
| 2016 | 579 |
| 2017 | 488 |
| 2018 | 447 |
| 2019 | 430 |
| 2020 | 391 |
| 2021 | 294 |
| 2022 | 221 |
| 2023 | 161 |
| 2024 | 180 |
| 2025 | 79 |