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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 2 |
| 1949 | 1 |
| 1951 | 10 |
| 1952 | 11 |
| 1953 | 17 |
| 1954 | 11 |
| 1955 | 4 |
| 1956 | 6 |
| 1957 | 10 |
| 1958 | 6 |
| 1959 | 7 |
| 1960 | 5 |
| 1961 | 2 |
| 1962 | 2 |
| 1965 | 13 |
| 1966 | 14 |
| 1967 | 14 |
| 1968 | 26 |
| 1969 | 22 |
| 1970 | 16 |
| 1971 | 23 |
| 1972 | 13 |
| 1973 | 19 |
| 1974 | 22 |
| 1975 | 19 |
| 1976 | 25 |
| 1977 | 24 |
| 1978 | 21 |
| 1979 | 29 |
| 1980 | 31 |
| 1981 | 28 |
| 1982 | 30 |
| 1983 | 43 |
| 1984 | 34 |
| 1985 | 50 |
| 1986 | 51 |
| 1987 | 52 |
| 1988 | 71 |
| 1989 | 70 |
| 1990 | 93 |
| 1991 | 115 |
| 1992 | 148 |
| 1993 | 185 |
| 1994 | 186 |
| 1995 | 191 |
| 1996 | 225 |
| 1997 | 287 |
| 1998 | 316 |
| 1999 | 289 |
| 2000 | 291 |
| 2001 | 361 |
| 2002 | 475 |
| 2003 | 547 |
| 2004 | 603 |
| 2005 | 637 |
| 2006 | 644 |
| 2007 | 694 |
| 2008 | 723 |
| 2009 | 663 |
| 2010 | 753 |
| 2011 | 713 |
| 2012 | 837 |
| 2013 | 850 |
| 2014 | 928 |
| 2015 | 890 |
| 2016 | 820 |
| 2017 | 791 |
| 2018 | 821 |
| 2019 | 824 |
| 2020 | 766 |
| 2021 | 772 |
| 2022 | 716 |
| 2023 | 668 |
| 2024 | 584 |
| 2025 | 423 |