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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 3 |
| 1951 | 4 |
| 1952 | 6 |
| 1953 | 12 |
| 1954 | 20 |
| 1955 | 13 |
| 1956 | 42 |
| 1957 | 61 |
| 1958 | 38 |
| 1959 | 99 |
| 1960 | 83 |
| 1961 | 98 |
| 1962 | 94 |
| 1963 | 5 |
| 1964 | 23 |
| 1965 | 263 |
| 1966 | 626 |
| 1967 | 894 |
| 1968 | 1039 |
| 1969 | 1284 |
| 1970 | 1402 |
| 1971 | 1494 |
| 1972 | 1594 |
| 1973 | 1694 |
| 1974 | 1880 |
| 1975 | 1711 |
| 1976 | 1704 |
| 1977 | 1655 |
| 1978 | 1730 |
| 1979 | 1914 |
| 1980 | 2115 |
| 1981 | 2226 |
| 1982 | 2378 |
| 1983 | 2612 |
| 1984 | 3328 |
| 1985 | 3772 |
| 1986 | 3912 |
| 1987 | 3920 |
| 1988 | 4060 |
| 1989 | 4794 |
| 1990 | 4897 |
| 1991 | 5040 |
| 1992 | 5246 |
| 1993 | 5234 |
| 1994 | 5953 |
| 1995 | 6147 |
| 1996 | 6511 |
| 1997 | 6657 |
| 1998 | 6792 |
| 1999 | 7009 |
| 2000 | 7395 |
| 2001 | 7714 |
| 2002 | 8097 |
| 2003 | 8784 |
| 2004 | 9342 |
| 2005 | 10036 |
| 2006 | 10716 |
| 2007 | 11395 |
| 2008 | 12079 |
| 2009 | 13094 |
| 2010 | 14994 |
| 2011 | 16064 |
| 2012 | 16793 |
| 2013 | 17601 |
| 2014 | 18552 |
| 2015 | 19211 |
| 2016 | 17941 |
| 2017 | 18291 |
| 2018 | 18701 |
| 2019 | 19074 |
| 2020 | 17785 |
| 2021 | 14742 |
| 2022 | 15306 |
| 2023 | 13196 |
| 2024 | 4132 |