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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 10 |
| 1946 | 8 |
| 1947 | 4 |
| 1948 | 23 |
| 1949 | 26 |
| 1950 | 24 |
| 1951 | 37 |
| 1952 | 40 |
| 1953 | 39 |
| 1954 | 57 |
| 1955 | 61 |
| 1956 | 61 |
| 1957 | 64 |
| 1958 | 62 |
| 1959 | 53 |
| 1960 | 54 |
| 1961 | 80 |
| 1962 | 99 |
| 1963 | 86 |
| 1964 | 116 |
| 1965 | 105 |
| 1966 | 95 |
| 1967 | 103 |
| 1968 | 102 |
| 1969 | 158 |
| 1970 | 255 |
| 1971 | 188 |
| 1972 | 260 |
| 1973 | 152 |
| 1979 | 282 |
| 1980 | 280 |
| 1981 | 348 |
| 1982 | 190 |
| 1983 | 198 |
| 1984 | 200 |
| 1985 | 238 |
| 1986 | 216 |
| 1987 | 219 |
| 1988 | 210 |
| 1989 | 207 |
| 1990 | 190 |
| 1991 | 212 |
| 1992 | 212 |
| 1993 | 205 |
| 1994 | 209 |
| 1995 | 199 |
| 1996 | 229 |
| 1997 | 160 |
| 1998 | 187 |
| 1999 | 181 |
| 2000 | 172 |
| 2001 | 188 |
| 2002 | 277 |
| 2003 | 180 |
| 2004 | 168 |
| 2005 | 121 |
| 2006 | 112 |
| 2007 | 115 |
| 2008 | 114 |
| 2009 | 170 |
| 2010 | 82 |
| 2011 | 96 |
| 2012 | 112 |
| 2013 | 120 |
| 2014 | 137 |
| 2015 | 191 |
| 2016 | 198 |
| 2017 | 218 |
| 2018 | 180 |
| 2019 | 170 |
| 2020 | 213 |
| 2021 | 169 |
| 2022 | 116 |
| 2023 | 57 |