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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1948 | 2 |
| 1951 | 16 |
| 1952 | 27 |
| 1953 | 28 |
| 1954 | 25 |
| 1955 | 36 |
| 1956 | 35 |
| 1957 | 41 |
| 1958 | 43 |
| 1959 | 52 |
| 1960 | 46 |
| 1961 | 45 |
| 1962 | 33 |
| 1964 | 4 |
| 1965 | 62 |
| 1966 | 143 |
| 1967 | 193 |
| 1968 | 207 |
| 1969 | 188 |
| 1970 | 208 |
| 1971 | 190 |
| 1972 | 206 |
| 1973 | 237 |
| 1974 | 220 |
| 1975 | 247 |
| 1976 | 199 |
| 1977 | 211 |
| 1978 | 244 |
| 1979 | 223 |
| 1980 | 260 |
| 1981 | 241 |
| 1982 | 248 |
| 1983 | 257 |
| 1984 | 268 |
| 1985 | 260 |
| 1986 | 246 |
| 1987 | 260 |
| 1988 | 234 |
| 1989 | 237 |
| 1990 | 235 |
| 1991 | 221 |
| 1992 | 220 |
| 1993 | 218 |
| 1994 | 202 |
| 1995 | 155 |
| 1996 | 188 |
| 1997 | 185 |
| 1998 | 213 |
| 1999 | 208 |
| 2000 | 194 |
| 2001 | 226 |
| 2002 | 212 |
| 2003 | 309 |
| 2004 | 268 |
| 2005 | 289 |
| 2006 | 324 |
| 2007 | 303 |
| 2008 | 336 |
| 2009 | 289 |
| 2010 | 327 |
| 2011 | 327 |
| 2012 | 366 |
| 2013 | 407 |
| 2014 | 440 |
| 2015 | 484 |
| 2016 | 448 |
| 2017 | 379 |
| 2018 | 431 |
| 2019 | 436 |
| 2020 | 405 |
| 2021 | 343 |
| 2022 | 220 |
| 2023 | 160 |
| 2024 | 51 |