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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1954 | 9 |
| 1955 | 3 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 5 |
| 1960 | 5 |
| 1961 | 5 |
| 1962 | 1 |
| 1965 | 9 |
| 1966 | 21 |
| 1967 | 26 |
| 1968 | 32 |
| 1969 | 30 |
| 1970 | 28 |
| 1971 | 55 |
| 1972 | 35 |
| 1973 | 32 |
| 1974 | 40 |
| 1975 | 62 |
| 1976 | 55 |
| 1977 | 82 |
| 1978 | 87 |
| 1979 | 118 |
| 1980 | 75 |
| 1981 | 77 |
| 1982 | 81 |
| 1983 | 93 |
| 1984 | 98 |
| 1985 | 115 |
| 1986 | 114 |
| 1987 | 135 |
| 1988 | 152 |
| 1989 | 151 |
| 1990 | 127 |
| 1991 | 162 |
| 1992 | 167 |
| 1993 | 142 |
| 1994 | 176 |
| 1995 | 186 |
| 1996 | 195 |
| 1997 | 218 |
| 1998 | 257 |
| 1999 | 208 |
| 2000 | 210 |
| 2001 | 203 |
| 2002 | 173 |
| 2003 | 189 |
| 2004 | 199 |
| 2005 | 189 |
| 2006 | 210 |
| 2007 | 209 |
| 2008 | 209 |
| 2009 | 201 |
| 2010 | 230 |
| 2011 | 225 |
| 2012 | 238 |
| 2013 | 235 |
| 2014 | 263 |
| 2015 | 243 |
| 2016 | 229 |
| 2017 | 243 |
| 2018 | 224 |
| 2019 | 189 |
| 2020 | 263 |
| 2021 | 267 |
| 2022 | 311 |
| 2023 | 254 |
| 2024 | 84 |