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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 5 |
| 1947 | 3 |
| 1948 | 4 |
| 1949 | 3 |
| 1950 | 4 |
| 1951 | 7 |
| 1952 | 3 |
| 1953 | 6 |
| 1954 | 4 |
| 1955 | 5 |
| 1956 | 3 |
| 1957 | 2 |
| 1958 | 8 |
| 1959 | 24 |
| 1960 | 44 |
| 1961 | 33 |
| 1962 | 48 |
| 1963 | 54 |
| 1964 | 63 |
| 1965 | 99 |
| 1966 | 143 |
| 1967 | 117 |
| 1968 | 103 |
| 1969 | 90 |
| 1970 | 88 |
| 1971 | 117 |
| 1972 | 125 |
| 1973 | 103 |
| 1974 | 113 |
| 1975 | 160 |
| 1976 | 149 |
| 1977 | 144 |
| 1978 | 199 |
| 1979 | 210 |
| 1980 | 134 |
| 1981 | 203 |
| 1982 | 271 |
| 1983 | 259 |
| 1984 | 286 |
| 1985 | 274 |
| 1986 | 320 |
| 1987 | 312 |
| 1988 | 264 |
| 1989 | 305 |
| 1990 | 304 |
| 1991 | 253 |
| 1992 | 242 |
| 1993 | 262 |
| 1994 | 267 |
| 1995 | 228 |
| 1996 | 176 |
| 1997 | 156 |
| 1998 | 140 |
| 1999 | 120 |
| 2000 | 135 |
| 2001 | 123 |
| 2002 | 139 |
| 2003 | 163 |
| 2004 | 188 |
| 2005 | 182 |
| 2006 | 212 |
| 2007 | 233 |
| 2008 | 212 |
| 2009 | 247 |
| 2010 | 273 |
| 2011 | 329 |
| 2012 | 301 |
| 2013 | 281 |
| 2014 | 316 |
| 2015 | 355 |
| 2016 | 363 |
| 2017 | 320 |
| 2018 | 391 |
| 2019 | 362 |
| 2020 | 422 |
| 2021 | 295 |
| 2022 | 217 |
| 2023 | 198 |
| 2024 | 106 |