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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1944 | 1 |
| 1945 | 5 |
| 1946 | 8 |
| 1947 | 5 |
| 1948 | 2 |
| 1951 | 3 |
| 1952 | 5 |
| 1954 | 3 |
| 1955 | 13 |
| 1956 | 9 |
| 1957 | 21 |
| 1958 | 16 |
| 1959 | 12 |
| 1960 | 4 |
| 1961 | 8 |
| 1962 | 5 |
| 1964 | 4 |
| 1965 | 29 |
| 1966 | 49 |
| 1967 | 56 |
| 1968 | 71 |
| 1969 | 71 |
| 1970 | 95 |
| 1971 | 77 |
| 1972 | 65 |
| 1973 | 64 |
| 1974 | 71 |
| 1975 | 71 |
| 1976 | 82 |
| 1977 | 84 |
| 1978 | 71 |
| 1979 | 75 |
| 1980 | 59 |
| 1981 | 60 |
| 1982 | 62 |
| 1983 | 76 |
| 1984 | 81 |
| 1985 | 80 |
| 1986 | 87 |
| 1987 | 92 |
| 1988 | 82 |
| 1989 | 112 |
| 1990 | 130 |
| 1991 | 118 |
| 1992 | 141 |
| 1993 | 131 |
| 1994 | 145 |
| 1995 | 140 |
| 1996 | 137 |
| 1997 | 138 |
| 1998 | 134 |
| 1999 | 156 |
| 2000 | 167 |
| 2001 | 162 |
| 2002 | 218 |
| 2003 | 206 |
| 2004 | 191 |
| 2005 | 201 |
| 2006 | 244 |
| 2007 | 239 |
| 2008 | 253 |
| 2009 | 267 |
| 2010 | 256 |
| 2011 | 270 |
| 2012 | 288 |
| 2013 | 330 |
| 2014 | 248 |
| 2015 | 289 |
| 2016 | 249 |
| 2017 | 279 |
| 2018 | 246 |
| 2019 | 268 |
| 2020 | 207 |
| 2021 | 173 |
| 2022 | 125 |
| 2023 | 104 |
| 2024 | 37 |