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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 59 |
| 1961 | 54 |
| 1962 | 26 |
| 1963 | 63 |
| 1964 | 59 |
| 1965 | 62 |
| 1966 | 57 |
| 1967 | 69 |
| 1968 | 65 |
| 1969 | 74 |
| 1970 | 69 |
| 1971 | 78 |
| 1972 | 81 |
| 1973 | 81 |
| 1974 | 70 |
| 1975 | 71 |
| 1976 | 84 |
| 1977 | 91 |
| 1978 | 111 |
| 1979 | 110 |
| 1980 | 117 |
| 1981 | 117 |
| 1982 | 108 |
| 1983 | 112 |
| 1984 | 110 |
| 1985 | 138 |
| 1986 | 131 |
| 1987 | 160 |
| 1988 | 176 |
| 1989 | 202 |
| 1990 | 262 |
| 1991 | 270 |
| 1992 | 249 |
| 1993 | 231 |
| 1994 | 242 |
| 1995 | 246 |
| 1996 | 256 |
| 1997 | 220 |
| 1998 | 231 |
| 1999 | 199 |
| 2000 | 246 |
| 2001 | 194 |
| 2002 | 215 |
| 2003 | 177 |
| 2004 | 182 |
| 2005 | 191 |
| 2006 | 157 |
| 2007 | 256 |
| 2008 | 260 |
| 2009 | 211 |
| 2010 | 196 |
| 2011 | 275 |
| 2012 | 311 |
| 2013 | 370 |
| 2014 | 331 |
| 2015 | 261 |
| 2016 | 310 |
| 2017 | 323 |
| 2018 | 312 |
| 2019 | 365 |
| 2020 | 391 |
| 2021 | 367 |
| 2022 | 320 |
| 2023 | 368 |
| 2024 | 187 |