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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 2 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 5 |
| 1966 | 3 |
| 1968 | 7 |
| 1969 | 4 |
| 1970 | 9 |
| 1971 | 9 |
| 1972 | 16 |
| 1973 | 12 |
| 1974 | 8 |
| 1975 | 11 |
| 1976 | 28 |
| 1977 | 25 |
| 1978 | 15 |
| 1979 | 37 |
| 1980 | 44 |
| 1981 | 55 |
| 1982 | 47 |
| 1983 | 55 |
| 1984 | 63 |
| 1985 | 62 |
| 1986 | 82 |
| 1987 | 64 |
| 1988 | 103 |
| 1989 | 76 |
| 1990 | 109 |
| 1991 | 109 |
| 1992 | 122 |
| 1993 | 128 |
| 1994 | 134 |
| 1995 | 137 |
| 1996 | 122 |
| 1997 | 148 |
| 1998 | 124 |
| 1999 | 146 |
| 2000 | 149 |
| 2001 | 161 |
| 2002 | 207 |
| 2003 | 247 |
| 2004 | 285 |
| 2005 | 339 |
| 2006 | 429 |
| 2007 | 538 |
| 2008 | 572 |
| 2009 | 667 |
| 2010 | 758 |
| 2011 | 864 |
| 2012 | 1006 |
| 2013 | 1154 |
| 2014 | 1279 |
| 2015 | 1333 |
| 2016 | 1504 |
| 2017 | 1527 |
| 2018 | 1615 |
| 2019 | 1696 |
| 2020 | 2278 |
| 2021 | 2769 |
| 2022 | 2730 |
| 2023 | 2818 |
| 2024 | 3026 |
| 2025 | 3423 |
| 2026 | 1976 |