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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 10 |
| 1947 | 12 |
| 1948 | 23 |
| 1949 | 18 |
| 1950 | 27 |
| 1951 | 16 |
| 1952 | 18 |
| 1953 | 18 |
| 1954 | 27 |
| 1955 | 20 |
| 1956 | 32 |
| 1957 | 22 |
| 1958 | 15 |
| 1959 | 24 |
| 1960 | 24 |
| 1961 | 35 |
| 1962 | 29 |
| 1963 | 29 |
| 1964 | 71 |
| 1965 | 16 |
| 1967 | 2 |
| 1968 | 1 |
| 1969 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1980 | 3 |
| 1981 | 36 |
| 1982 | 110 |
| 1983 | 128 |
| 1984 | 102 |
| 1985 | 120 |
| 1986 | 138 |
| 1987 | 151 |
| 1988 | 175 |
| 1989 | 198 |
| 1990 | 211 |
| 1991 | 178 |
| 1992 | 195 |
| 1993 | 205 |
| 1994 | 183 |
| 1995 | 181 |
| 1996 | 168 |
| 1997 | 179 |
| 1998 | 162 |
| 1999 | 159 |
| 2000 | 168 |
| 2001 | 189 |
| 2002 | 149 |
| 2003 | 168 |
| 2004 | 136 |
| 2005 | 123 |
| 2006 | 131 |
| 2007 | 101 |
| 2008 | 125 |
| 2009 | 107 |
| 2010 | 88 |
| 2011 | 87 |
| 2012 | 100 |
| 2013 | 91 |
| 2014 | 92 |
| 2015 | 96 |
| 2016 | 83 |
| 2017 | 84 |
| 2018 | 63 |
| 2019 | 76 |
| 2020 | 57 |
| 2021 | 32 |
| 2022 | 18 |
| 2023 | 2 |
| 2024 | 0 |