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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 3 |
| 1949 | 3 |
| 1952 | 4 |
| 1953 | 4 |
| 1954 | 2 |
| 1955 | 4 |
| 1956 | 3 |
| 1957 | 5 |
| 1958 | 7 |
| 1959 | 10 |
| 1960 | 8 |
| 1961 | 12 |
| 1962 | 10 |
| 1964 | 2 |
| 1965 | 12 |
| 1966 | 35 |
| 1967 | 81 |
| 1968 | 108 |
| 1969 | 118 |
| 1970 | 99 |
| 1971 | 118 |
| 1972 | 149 |
| 1973 | 114 |
| 1974 | 155 |
| 1975 | 125 |
| 1976 | 112 |
| 1977 | 110 |
| 1978 | 93 |
| 1979 | 121 |
| 1980 | 121 |
| 1981 | 111 |
| 1982 | 113 |
| 1983 | 106 |
| 1984 | 129 |
| 1985 | 170 |
| 1986 | 166 |
| 1987 | 174 |
| 1988 | 176 |
| 1989 | 171 |
| 1990 | 183 |
| 1991 | 130 |
| 1992 | 138 |
| 1993 | 163 |
| 1994 | 136 |
| 1995 | 143 |
| 1996 | 149 |
| 1997 | 160 |
| 1998 | 163 |
| 1999 | 147 |
| 2000 | 195 |
| 2001 | 172 |
| 2002 | 132 |
| 2003 | 183 |
| 2004 | 205 |
| 2005 | 240 |
| 2006 | 253 |
| 2007 | 292 |
| 2008 | 301 |
| 2009 | 372 |
| 2010 | 347 |
| 2011 | 420 |
| 2012 | 419 |
| 2013 | 461 |
| 2014 | 448 |
| 2015 | 462 |
| 2016 | 393 |
| 2017 | 422 |
| 2018 | 500 |
| 2019 | 492 |
| 2020 | 455 |
| 2021 | 363 |
| 2022 | 159 |
| 2023 | 112 |
| 2024 | 43 |