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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 2 |
| 1947 | 4 |
| 1948 | 2 |
| 1951 | 5 |
| 1952 | 13 |
| 1953 | 17 |
| 1954 | 8 |
| 1955 | 19 |
| 1956 | 24 |
| 1957 | 23 |
| 1958 | 11 |
| 1959 | 8 |
| 1960 | 8 |
| 1961 | 10 |
| 1962 | 3 |
| 1964 | 1 |
| 1965 | 15 |
| 1966 | 26 |
| 1967 | 38 |
| 1968 | 48 |
| 1969 | 61 |
| 1970 | 51 |
| 1971 | 47 |
| 1972 | 49 |
| 1973 | 48 |
| 1974 | 58 |
| 1975 | 81 |
| 1976 | 80 |
| 1977 | 54 |
| 1978 | 60 |
| 1979 | 78 |
| 1980 | 87 |
| 1981 | 83 |
| 1982 | 69 |
| 1983 | 95 |
| 1984 | 86 |
| 1985 | 103 |
| 1986 | 117 |
| 1987 | 93 |
| 1988 | 124 |
| 1989 | 139 |
| 1990 | 138 |
| 1991 | 186 |
| 1992 | 151 |
| 1993 | 183 |
| 1994 | 209 |
| 1995 | 236 |
| 1996 | 242 |
| 1997 | 210 |
| 1998 | 230 |
| 1999 | 242 |
| 2000 | 238 |
| 2001 | 224 |
| 2002 | 264 |
| 2003 | 266 |
| 2004 | 262 |
| 2005 | 250 |
| 2006 | 309 |
| 2007 | 326 |
| 2008 | 322 |
| 2009 | 311 |
| 2010 | 329 |
| 2011 | 343 |
| 2012 | 350 |
| 2013 | 319 |
| 2014 | 320 |
| 2015 | 338 |
| 2016 | 354 |
| 2017 | 361 |
| 2018 | 407 |
| 2019 | 373 |
| 2020 | 373 |
| 2021 | 330 |
| 2022 | 127 |
| 2023 | 85 |
| 2024 | 117 |