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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 8 |
| 1953 | 66 |
| 1954 | 73 |
| 1955 | 79 |
| 1956 | 69 |
| 1957 | 106 |
| 1958 | 57 |
| 1959 | 76 |
| 1960 | 65 |
| 1961 | 68 |
| 1962 | 45 |
| 1964 | 13 |
| 1965 | 114 |
| 1966 | 188 |
| 1967 | 199 |
| 1968 | 226 |
| 1969 | 190 |
| 1970 | 198 |
| 1971 | 206 |
| 1972 | 213 |
| 1973 | 272 |
| 1974 | 284 |
| 1975 | 232 |
| 1976 | 234 |
| 1977 | 251 |
| 1978 | 246 |
| 1979 | 224 |
| 1980 | 224 |
| 1981 | 236 |
| 1982 | 181 |
| 1983 | 216 |
| 1984 | 226 |
| 1985 | 185 |
| 1986 | 197 |
| 1987 | 214 |
| 1988 | 227 |
| 1989 | 247 |
| 1990 | 233 |
| 1991 | 200 |
| 1992 | 233 |
| 1993 | 208 |
| 1994 | 182 |
| 1995 | 216 |
| 1996 | 241 |
| 1997 | 247 |
| 1998 | 239 |
| 1999 | 260 |
| 2000 | 280 |
| 2001 | 269 |
| 2002 | 300 |
| 2003 | 325 |
| 2004 | 337 |
| 2005 | 332 |
| 2006 | 310 |
| 2007 | 283 |
| 2008 | 293 |
| 2009 | 296 |
| 2010 | 264 |
| 2011 | 292 |
| 2012 | 299 |
| 2013 | 304 |
| 2014 | 341 |
| 2015 | 341 |
| 2016 | 313 |
| 2017 | 305 |
| 2018 | 282 |
| 2019 | 269 |
| 2020 | 265 |
| 2021 | 155 |
| 2022 | 93 |
| 2023 | 95 |
| 2024 | 57 |