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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 1 |
| 1967 | 2 |
| 1968 | 2 |
| 1971 | 1 |
| 1972 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1978 | 2 |
| 1987 | 1 |
| 1990 | 2 |
| 1991 | 8 |
| 1992 | 7 |
| 1993 | 1 |
| 1994 | 6 |
| 1995 | 8 |
| 1996 | 22 |
| 1997 | 14 |
| 1998 | 17 |
| 1999 | 23 |
| 2000 | 43 |
| 2001 | 65 |
| 2002 | 71 |
| 2003 | 73 |
| 2004 | 140 |
| 2005 | 148 |
| 2006 | 160 |
| 2007 | 226 |
| 2008 | 258 |
| 2009 | 323 |
| 2010 | 377 |
| 2011 | 370 |
| 2012 | 367 |
| 2013 | 380 |
| 2014 | 305 |
| 2015 | 274 |
| 2016 | 220 |
| 2017 | 163 |
| 2018 | 156 |
| 2019 | 177 |
| 2020 | 164 |
| 2021 | 117 |
| 2022 | 68 |
| 2023 | 35 |
| 2024 | 178 |
| 2025 | 128 |