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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1951 | 17 |
| 1952 | 32 |
| 1953 | 25 |
| 1954 | 28 |
| 1955 | 33 |
| 1956 | 49 |
| 1957 | 28 |
| 1958 | 19 |
| 1959 | 39 |
| 1960 | 31 |
| 1961 | 38 |
| 1962 | 19 |
| 1964 | 1 |
| 1965 | 31 |
| 1966 | 66 |
| 1967 | 81 |
| 1968 | 100 |
| 1969 | 98 |
| 1970 | 117 |
| 1971 | 145 |
| 1972 | 116 |
| 1973 | 124 |
| 1974 | 118 |
| 1975 | 97 |
| 1976 | 111 |
| 1977 | 107 |
| 1978 | 101 |
| 1979 | 78 |
| 1980 | 152 |
| 1981 | 115 |
| 1982 | 118 |
| 1983 | 129 |
| 1984 | 131 |
| 1985 | 170 |
| 1986 | 137 |
| 1987 | 136 |
| 1988 | 147 |
| 1989 | 169 |
| 1990 | 178 |
| 1991 | 165 |
| 1992 | 162 |
| 1993 | 166 |
| 1994 | 183 |
| 1995 | 187 |
| 1996 | 179 |
| 1997 | 178 |
| 1998 | 221 |
| 1999 | 180 |
| 2000 | 202 |
| 2001 | 197 |
| 2002 | 183 |
| 2003 | 212 |
| 2004 | 207 |
| 2005 | 209 |
| 2006 | 197 |
| 2007 | 270 |
| 2008 | 283 |
| 2009 | 284 |
| 2010 | 283 |
| 2011 | 356 |
| 2012 | 387 |
| 2013 | 428 |
| 2014 | 396 |
| 2015 | 391 |
| 2016 | 374 |
| 2017 | 368 |
| 2018 | 368 |
| 2019 | 388 |
| 2020 | 426 |
| 2021 | 459 |
| 2022 | 483 |
| 2023 | 434 |
| 2024 | 138 |