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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 5 |
| 1946 | 18 |
| 1947 | 12 |
| 1948 | 10 |
| 1949 | 15 |
| 1951 | 36 |
| 1952 | 63 |
| 1953 | 85 |
| 1954 | 85 |
| 1955 | 80 |
| 1956 | 69 |
| 1957 | 95 |
| 1958 | 105 |
| 1959 | 126 |
| 1960 | 97 |
| 1961 | 117 |
| 1962 | 103 |
| 1963 | 3 |
| 1964 | 15 |
| 1965 | 121 |
| 1966 | 238 |
| 1967 | 233 |
| 1968 | 250 |
| 1969 | 268 |
| 1970 | 279 |
| 1971 | 255 |
| 1972 | 286 |
| 1973 | 280 |
| 1974 | 267 |
| 1975 | 265 |
| 1976 | 288 |
| 1977 | 292 |
| 1978 | 249 |
| 1979 | 287 |
| 1980 | 271 |
| 1981 | 282 |
| 1982 | 264 |
| 1983 | 291 |
| 1984 | 320 |
| 1985 | 305 |
| 1986 | 305 |
| 1987 | 309 |
| 1988 | 304 |
| 1989 | 316 |
| 1990 | 354 |
| 1991 | 282 |
| 1992 | 340 |
| 1993 | 322 |
| 1994 | 300 |
| 1995 | 290 |
| 1996 | 283 |
| 1997 | 314 |
| 1998 | 253 |
| 1999 | 224 |
| 2000 | 211 |
| 2001 | 232 |
| 2002 | 217 |
| 2003 | 233 |
| 2004 | 241 |
| 2005 | 249 |
| 2006 | 243 |
| 2007 | 226 |
| 2008 | 253 |
| 2009 | 242 |
| 2010 | 235 |
| 2011 | 203 |
| 2012 | 199 |
| 2013 | 212 |
| 2014 | 200 |
| 2015 | 209 |
| 2016 | 212 |
| 2017 | 191 |
| 2018 | 205 |
| 2019 | 187 |
| 2020 | 155 |
| 2021 | 114 |
| 2022 | 80 |
| 2023 | 25 |