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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 19 |
| 1946 | 172 |
| 1947 | 183 |
| 1948 | 216 |
| 1949 | 202 |
| 1950 | 62 |
| 1951 | 218 |
| 1952 | 225 |
| 1953 | 259 |
| 1954 | 225 |
| 1955 | 215 |
| 1956 | 230 |
| 1957 | 255 |
| 1958 | 256 |
| 1959 | 245 |
| 1960 | 233 |
| 1961 | 200 |
| 1962 | 213 |
| 1963 | 222 |
| 1964 | 260 |
| 1965 | 289 |
| 1966 | 280 |
| 1967 | 271 |
| 1968 | 256 |
| 1969 | 334 |
| 1970 | 338 |
| 1971 | 362 |
| 1972 | 338 |
| 1973 | 315 |
| 1974 | 322 |
| 1975 | 352 |
| 1976 | 484 |
| 1977 | 517 |
| 1978 | 489 |
| 1979 | 544 |
| 1980 | 542 |
| 1981 | 499 |
| 1982 | 479 |
| 1983 | 513 |
| 1984 | 513 |
| 1985 | 435 |
| 1986 | 452 |
| 1987 | 452 |
| 1988 | 452 |
| 1989 | 443 |
| 1990 | 421 |
| 1991 | 424 |
| 1992 | 329 |
| 1993 | 345 |
| 1994 | 316 |
| 1995 | 303 |
| 1996 | 282 |
| 1997 | 279 |
| 1998 | 242 |
| 1999 | 241 |
| 2000 | 269 |
| 2001 | 237 |
| 2002 | 309 |
| 2003 | 323 |
| 2004 | 333 |
| 2005 | 322 |
| 2006 | 437 |
| 2007 | 392 |
| 2008 | 396 |
| 2009 | 415 |
| 2010 | 366 |
| 2011 | 224 |
| 2012 | 144 |
| 2013 | 150 |
| 2014 | 178 |
| 2015 | 176 |
| 2016 | 190 |
| 2017 | 167 |
| 2018 | 163 |
| 2019 | 140 |
| 2020 | 138 |
| 2021 | 148 |
| 2022 | 149 |
| 2023 | 147 |
| 2024 | 132 |
| 2025 | 58 |