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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 3 |
| 1950 | 1 |
| 1951 | 5 |
| 1952 | 7 |
| 1953 | 13 |
| 1954 | 13 |
| 1955 | 12 |
| 1956 | 12 |
| 1957 | 8 |
| 1958 | 11 |
| 1959 | 7 |
| 1960 | 1 |
| 1961 | 4 |
| 1962 | 2 |
| 1965 | 10 |
| 1966 | 29 |
| 1967 | 70 |
| 1968 | 69 |
| 1969 | 81 |
| 1970 | 99 |
| 1971 | 97 |
| 1972 | 101 |
| 1973 | 87 |
| 1974 | 107 |
| 1975 | 99 |
| 1976 | 78 |
| 1977 | 89 |
| 1978 | 80 |
| 1979 | 93 |
| 1980 | 94 |
| 1981 | 76 |
| 1982 | 93 |
| 1983 | 103 |
| 1984 | 130 |
| 1985 | 154 |
| 1986 | 140 |
| 1987 | 141 |
| 1988 | 130 |
| 1989 | 158 |
| 1990 | 178 |
| 1991 | 177 |
| 1992 | 160 |
| 1993 | 158 |
| 1994 | 159 |
| 1995 | 155 |
| 1996 | 159 |
| 1997 | 148 |
| 1998 | 153 |
| 1999 | 179 |
| 2000 | 158 |
| 2001 | 222 |
| 2002 | 180 |
| 2003 | 202 |
| 2004 | 237 |
| 2005 | 283 |
| 2006 | 321 |
| 2007 | 343 |
| 2008 | 329 |
| 2009 | 316 |
| 2010 | 346 |
| 2011 | 355 |
| 2012 | 364 |
| 2013 | 317 |
| 2014 | 232 |
| 2015 | 246 |
| 2016 | 253 |
| 2017 | 222 |
| 2018 | 248 |
| 2019 | 242 |
| 2020 | 222 |
| 2021 | 145 |
| 2022 | 42 |
| 2023 | 24 |
| 2024 | 12 |