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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 10 |
| 1947 | 6 |
| 1948 | 7 |
| 1949 | 4 |
| 1950 | 6 |
| 1951 | 6 |
| 1952 | 6 |
| 1953 | 8 |
| 1954 | 4 |
| 1955 | 9 |
| 1956 | 7 |
| 1957 | 11 |
| 1958 | 16 |
| 1959 | 6 |
| 1960 | 9 |
| 1961 | 15 |
| 1962 | 14 |
| 1963 | 26 |
| 1964 | 36 |
| 1965 | 38 |
| 1966 | 18 |
| 1967 | 31 |
| 1968 | 40 |
| 1969 | 46 |
| 1970 | 54 |
| 1971 | 78 |
| 1972 | 56 |
| 1973 | 59 |
| 1974 | 59 |
| 1975 | 48 |
| 1976 | 86 |
| 1977 | 79 |
| 1978 | 99 |
| 1979 | 82 |
| 1980 | 102 |
| 1981 | 93 |
| 1982 | 136 |
| 1983 | 102 |
| 1984 | 124 |
| 1985 | 155 |
| 1986 | 150 |
| 1987 | 118 |
| 1988 | 146 |
| 1989 | 152 |
| 1990 | 146 |
| 1991 | 140 |
| 1992 | 137 |
| 1993 | 149 |
| 1994 | 140 |
| 1995 | 141 |
| 1996 | 192 |
| 1997 | 212 |
| 1998 | 198 |
| 1999 | 224 |
| 2000 | 223 |
| 2001 | 265 |
| 2002 | 264 |
| 2003 | 395 |
| 2004 | 295 |
| 2005 | 345 |
| 2006 | 345 |
| 2007 | 344 |
| 2008 | 388 |
| 2009 | 382 |
| 2010 | 379 |
| 2011 | 395 |
| 2012 | 438 |
| 2013 | 499 |
| 2014 | 538 |
| 2015 | 524 |
| 2016 | 468 |
| 2017 | 444 |
| 2018 | 484 |
| 2019 | 558 |
| 2020 | 597 |
| 2021 | 620 |
| 2022 | 543 |
| 2023 | 524 |
| 2024 | 527 |
| 2025 | 550 |
| 2026 | 432 |