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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1958 | 43 |
| 1959 | 88 |
| 1960 | 99 |
| 1961 | 78 |
| 1962 | 81 |
| 1963 | 177 |
| 1964 | 200 |
| 1965 | 128 |
| 1966 | 110 |
| 1967 | 131 |
| 1968 | 130 |
| 1969 | 147 |
| 1970 | 136 |
| 1971 | 126 |
| 1972 | 164 |
| 1973 | 143 |
| 1974 | 130 |
| 1975 | 118 |
| 1976 | 150 |
| 1977 | 142 |
| 1978 | 128 |
| 1979 | 152 |
| 1980 | 133 |
| 1981 | 150 |
| 1982 | 132 |
| 1983 | 146 |
| 1984 | 159 |
| 1985 | 154 |
| 1986 | 146 |
| 1987 | 120 |
| 1988 | 123 |
| 1989 | 127 |
| 1990 | 109 |
| 1991 | 125 |
| 1992 | 105 |
| 1993 | 88 |
| 1994 | 106 |
| 1995 | 119 |
| 1996 | 101 |
| 1997 | 110 |
| 1998 | 126 |
| 1999 | 124 |
| 2000 | 132 |
| 2001 | 140 |
| 2002 | 136 |
| 2003 | 171 |
| 2004 | 254 |
| 2005 | 362 |
| 2006 | 468 |
| 2007 | 423 |
| 2008 | 437 |
| 2009 | 457 |
| 2010 | 397 |
| 2011 | 416 |
| 2012 | 412 |
| 2013 | 426 |
| 2014 | 403 |
| 2015 | 397 |
| 2016 | 365 |
| 2017 | 381 |
| 2018 | 434 |
| 2019 | 425 |
| 2020 | 463 |
| 2021 | 481 |
| 2022 | 468 |
| 2023 | 424 |
| 2024 | 185 |