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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1936 | 1 |
| 1945 | 2 |
| 1948 | 4 |
| 1949 | 3 |
| 1950 | 14 |
| 1951 | 21 |
| 1952 | 16 |
| 1953 | 20 |
| 1954 | 27 |
| 1955 | 24 |
| 1956 | 27 |
| 1957 | 28 |
| 1958 | 18 |
| 1959 | 7 |
| 1960 | 8 |
| 1961 | 10 |
| 1962 | 19 |
| 1963 | 37 |
| 1964 | 35 |
| 1965 | 30 |
| 1966 | 33 |
| 1967 | 42 |
| 1968 | 32 |
| 1969 | 37 |
| 1970 | 39 |
| 1971 | 46 |
| 1972 | 36 |
| 1973 | 39 |
| 1974 | 59 |
| 1975 | 59 |
| 1976 | 58 |
| 1977 | 70 |
| 1978 | 58 |
| 1979 | 75 |
| 1980 | 75 |
| 1981 | 66 |
| 1982 | 68 |
| 1983 | 71 |
| 1984 | 67 |
| 1985 | 92 |
| 1986 | 107 |
| 1987 | 132 |
| 1988 | 138 |
| 1989 | 139 |
| 1990 | 148 |
| 1991 | 166 |
| 1992 | 216 |
| 1993 | 209 |
| 1994 | 227 |
| 1995 | 219 |
| 1996 | 247 |
| 1997 | 232 |
| 1998 | 250 |
| 1999 | 277 |
| 2000 | 313 |
| 2001 | 393 |
| 2002 | 432 |
| 2003 | 524 |
| 2004 | 414 |
| 2005 | 489 |
| 2006 | 531 |
| 2007 | 573 |
| 2008 | 625 |
| 2009 | 607 |
| 2010 | 734 |
| 2011 | 873 |
| 2012 | 944 |
| 2013 | 935 |
| 2014 | 1084 |
| 2015 | 1173 |
| 2016 | 1031 |
| 2017 | 1035 |
| 2018 | 1073 |
| 2019 | 1022 |
| 2020 | 1202 |
| 2021 | 1289 |
| 2022 | 1249 |
| 2023 | 921 |