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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 4 |
| 1947 | 8 |
| 1948 | 14 |
| 1949 | 8 |
| 1950 | 14 |
| 1951 | 18 |
| 1952 | 22 |
| 1953 | 23 |
| 1954 | 16 |
| 1955 | 17 |
| 1956 | 12 |
| 1957 | 10 |
| 1958 | 13 |
| 1959 | 20 |
| 1960 | 17 |
| 1961 | 24 |
| 1962 | 28 |
| 1963 | 64 |
| 1964 | 100 |
| 1965 | 58 |
| 1966 | 60 |
| 1967 | 72 |
| 1968 | 48 |
| 1969 | 81 |
| 1970 | 90 |
| 1971 | 81 |
| 1972 | 79 |
| 1973 | 117 |
| 1974 | 101 |
| 1975 | 126 |
| 1976 | 146 |
| 1977 | 168 |
| 1978 | 178 |
| 1979 | 121 |
| 1980 | 154 |
| 1981 | 125 |
| 1982 | 134 |
| 1983 | 222 |
| 1984 | 151 |
| 1985 | 202 |
| 1986 | 198 |
| 1987 | 201 |
| 1988 | 260 |
| 1989 | 333 |
| 1990 | 240 |
| 1991 | 197 |
| 1992 | 255 |
| 1993 | 282 |
| 1994 | 290 |
| 1995 | 337 |
| 1996 | 339 |
| 1997 | 354 |
| 1998 | 420 |
| 1999 | 377 |
| 2000 | 444 |
| 2001 | 520 |
| 2002 | 538 |
| 2003 | 588 |
| 2004 | 673 |
| 2005 | 769 |
| 2006 | 761 |
| 2007 | 918 |
| 2008 | 980 |
| 2009 | 1053 |
| 2010 | 956 |
| 2011 | 989 |
| 2012 | 950 |
| 2013 | 969 |
| 2014 | 841 |
| 2015 | 821 |
| 2016 | 746 |
| 2017 | 744 |
| 2018 | 676 |
| 2019 | 522 |
| 2020 | 408 |
| 2021 | 277 |
| 2022 | 134 |
| 2023 | 118 |
| 2024 | 61 |