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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 6 |
| 1948 | 10 |
| 1949 | 4 |
| 1950 | 15 |
| 1951 | 9 |
| 1952 | 10 |
| 1953 | 8 |
| 1954 | 6 |
| 1955 | 6 |
| 1956 | 4 |
| 1957 | 10 |
| 1958 | 9 |
| 1959 | 3 |
| 1960 | 10 |
| 1961 | 5 |
| 1962 | 15 |
| 1963 | 6 |
| 1964 | 12 |
| 1965 | 5 |
| 1967 | 4 |
| 1968 | 2 |
| 1974 | 2 |
| 1975 | 1 |
| 1977 | 34 |
| 1978 | 112 |
| 1979 | 102 |
| 1980 | 106 |
| 1981 | 116 |
| 1982 | 113 |
| 1983 | 179 |
| 1984 | 182 |
| 1985 | 213 |
| 1986 | 206 |
| 1987 | 270 |
| 1988 | 269 |
| 1989 | 304 |
| 1990 | 323 |
| 1991 | 362 |
| 1992 | 371 |
| 1993 | 374 |
| 1994 | 385 |
| 1995 | 368 |
| 1996 | 303 |
| 1997 | 348 |
| 1998 | 324 |
| 1999 | 308 |
| 2000 | 339 |
| 2001 | 340 |
| 2002 | 282 |
| 2003 | 308 |
| 2004 | 316 |
| 2005 | 328 |
| 2006 | 389 |
| 2007 | 382 |
| 2008 | 362 |
| 2009 | 317 |
| 2010 | 304 |
| 2011 | 309 |
| 2012 | 283 |
| 2013 | 336 |
| 2014 | 306 |
| 2015 | 270 |
| 2016 | 267 |
| 2017 | 268 |
| 2018 | 257 |
| 2019 | 208 |
| 2020 | 169 |
| 2021 | 149 |
| 2022 | 47 |
| 2023 | 24 |
| 2024 | 13 |