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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 3 |
| 1946 | 2 |
| 1947 | 5 |
| 1948 | 11 |
| 1949 | 6 |
| 1951 | 22 |
| 1952 | 54 |
| 1953 | 63 |
| 1954 | 33 |
| 1955 | 47 |
| 1956 | 38 |
| 1957 | 44 |
| 1958 | 37 |
| 1959 | 48 |
| 1960 | 31 |
| 1961 | 50 |
| 1962 | 32 |
| 1964 | 4 |
| 1965 | 16 |
| 1966 | 39 |
| 1967 | 51 |
| 1968 | 77 |
| 1969 | 73 |
| 1970 | 73 |
| 1971 | 71 |
| 1972 | 89 |
| 1973 | 123 |
| 1974 | 156 |
| 1975 | 143 |
| 1976 | 132 |
| 1977 | 141 |
| 1978 | 128 |
| 1979 | 120 |
| 1980 | 136 |
| 1981 | 109 |
| 1982 | 120 |
| 1983 | 148 |
| 1984 | 161 |
| 1985 | 124 |
| 1986 | 148 |
| 1987 | 156 |
| 1988 | 167 |
| 1989 | 168 |
| 1990 | 175 |
| 1991 | 219 |
| 1992 | 202 |
| 1993 | 236 |
| 1994 | 243 |
| 1995 | 304 |
| 1996 | 268 |
| 1997 | 311 |
| 1998 | 348 |
| 1999 | 347 |
| 2000 | 359 |
| 2001 | 323 |
| 2002 | 310 |
| 2003 | 339 |
| 2004 | 306 |
| 2005 | 311 |
| 2006 | 381 |
| 2007 | 401 |
| 2008 | 373 |
| 2009 | 386 |
| 2010 | 373 |
| 2011 | 411 |
| 2012 | 447 |
| 2013 | 389 |
| 2014 | 397 |
| 2015 | 341 |
| 2016 | 349 |
| 2017 | 317 |
| 2018 | 357 |
| 2019 | 352 |
| 2020 | 254 |
| 2021 | 161 |
| 2022 | 82 |
| 2023 | 56 |
| 2024 | 10 |