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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 | 7 |
| 1953 | 13 |
| 1954 | 14 |
| 1955 | 10 |
| 1956 | 31 |
| 1957 | 45 |
| 1958 | 36 |
| 1959 | 52 |
| 1960 | 49 |
| 1961 | 57 |
| 1962 | 46 |
| 1963 | 2 |
| 1964 | 17 |
| 1965 | 153 |
| 1966 | 306 |
| 1967 | 413 |
| 1968 | 505 |
| 1969 | 586 |
| 1970 | 635 |
| 1971 | 629 |
| 1972 | 703 |
| 1973 | 658 |
| 1974 | 786 |
| 1975 | 737 |
| 1976 | 769 |
| 1977 | 743 |
| 1978 | 742 |
| 1979 | 917 |
| 1980 | 1055 |
| 1981 | 979 |
| 1982 | 1061 |
| 1983 | 1271 |
| 1984 | 1542 |
| 1985 | 1628 |
| 1986 | 1586 |
| 1987 | 1639 |
| 1988 | 1719 |
| 1989 | 1886 |
| 1990 | 2047 |
| 1991 | 2012 |
| 1992 | 2055 |
| 1993 | 2141 |
| 1994 | 2300 |
| 1995 | 2395 |
| 1996 | 2463 |
| 1997 | 2489 |
| 1998 | 2594 |
| 1999 | 2612 |
| 2000 | 2756 |
| 2001 | 2794 |
| 2002 | 2933 |
| 2003 | 3167 |
| 2004 | 3247 |
| 2005 | 3528 |
| 2006 | 3748 |
| 2007 | 4067 |
| 2008 | 4402 |
| 2009 | 4876 |
| 2010 | 5500 |
| 2011 | 6068 |
| 2012 | 6227 |
| 2013 | 6257 |
| 2014 | 6708 |
| 2015 | 6897 |
| 2016 | 6662 |
| 2017 | 6776 |
| 2018 | 6813 |
| 2019 | 6999 |
| 2020 | 6358 |
| 2021 | 5203 |
| 2022 | 4940 |
| 2023 | 4235 |
| 2024 | 1812 |