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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1955 | 1 |
| 1959 | 1 |
| 1960 | 5 |
| 1961 | 8 |
| 1962 | 5 |
| 1968 | 2 |
| 1970 | 8 |
| 1971 | 9 |
| 1972 | 3 |
| 1975 | 2 |
| 1977 | 3 |
| 1978 | 3 |
| 1979 | 1 |
| 1980 | 3 |
| 1981 | 3 |
| 1982 | 4 |
| 1984 | 4 |
| 1985 | 4 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 5 |
| 1989 | 13 |
| 1990 | 12 |
| 1991 | 28 |
| 1992 | 41 |
| 1993 | 23 |
| 1994 | 39 |
| 1995 | 40 |
| 1996 | 36 |
| 1997 | 44 |
| 1998 | 67 |
| 1999 | 43 |
| 2000 | 72 |
| 2001 | 57 |
| 2002 | 69 |
| 2003 | 75 |
| 2004 | 83 |
| 2005 | 155 |
| 2006 | 208 |
| 2007 | 170 |
| 2008 | 177 |
| 2009 | 217 |
| 2010 | 215 |
| 2011 | 205 |
| 2012 | 248 |
| 2013 | 255 |
| 2014 | 243 |
| 2015 | 326 |
| 2016 | 263 |
| 2017 | 348 |
| 2018 | 361 |
| 2019 | 388 |
| 2020 | 338 |
| 2021 | 214 |
| 2022 | 32 |
| 2023 | 28 |
| 2024 | 305 |
| 2025 | 533 |
| 2026 | 18 |