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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1962 | 1 |
| 1963 | 2 |
| 1964 | 3 |
| 1968 | 1 |
| 1970 | 2 |
| 1972 | 2 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 7 |
| 1979 | 3 |
| 1980 | 5 |
| 1981 | 5 |
| 1982 | 5 |
| 1983 | 4 |
| 1984 | 5 |
| 1985 | 7 |
| 1986 | 8 |
| 1987 | 10 |
| 1988 | 9 |
| 1989 | 9 |
| 1990 | 13 |
| 1991 | 13 |
| 1992 | 19 |
| 1993 | 17 |
| 1994 | 17 |
| 1995 | 16 |
| 1996 | 16 |
| 1997 | 31 |
| 1998 | 37 |
| 1999 | 37 |
| 2000 | 32 |
| 2001 | 48 |
| 2002 | 46 |
| 2003 | 67 |
| 2004 | 57 |
| 2005 | 61 |
| 2006 | 78 |
| 2007 | 83 |
| 2008 | 118 |
| 2009 | 116 |
| 2010 | 143 |
| 2011 | 175 |
| 2012 | 210 |
| 2013 | 253 |
| 2014 | 264 |
| 2015 | 323 |
| 2016 | 310 |
| 2017 | 384 |
| 2018 | 464 |
| 2019 | 529 |
| 2020 | 636 |
| 2021 | 712 |
| 2022 | 781 |
| 2023 | 712 |
| 2024 | 818 |
| 2025 | 909 |
| 2026 | 754 |
| 2027 | 3 |