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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1963 | 2 |
| 1964 | 4 |
| 1965 | 122 |
| 1966 | 217 |
| 1967 | 251 |
| 1968 | 276 |
| 1969 | 287 |
| 1970 | 316 |
| 1971 | 314 |
| 1972 | 292 |
| 1973 | 293 |
| 1974 | 246 |
| 1975 | 242 |
| 1976 | 261 |
| 1977 | 244 |
| 1978 | 248 |
| 1979 | 247 |
| 1980 | 262 |
| 1981 | 217 |
| 1982 | 269 |
| 1983 | 257 |
| 1984 | 265 |
| 1985 | 275 |
| 1986 | 306 |
| 1987 | 311 |
| 1988 | 317 |
| 1989 | 330 |
| 1990 | 400 |
| 1991 | 361 |
| 1992 | 401 |
| 1993 | 353 |
| 1994 | 373 |
| 1995 | 386 |
| 1996 | 373 |
| 1997 | 382 |
| 1998 | 364 |
| 1999 | 411 |
| 2000 | 490 |
| 2001 | 526 |
| 2002 | 585 |
| 2003 | 683 |
| 2004 | 756 |
| 2005 | 784 |
| 2006 | 893 |
| 2007 | 950 |
| 2008 | 1061 |
| 2009 | 1158 |
| 2010 | 1227 |
| 2011 | 1359 |
| 2012 | 1400 |
| 2013 | 1630 |
| 2014 | 1652 |
| 2015 | 1579 |
| 2016 | 1577 |
| 2017 | 1602 |
| 2018 | 1650 |
| 2019 | 1774 |
| 2020 | 2030 |
| 2021 | 2397 |
| 2022 | 2819 |
| 2023 | 2694 |
| 2024 | 2766 |
| 2025 | 1820 |