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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 3 |
| 1948 | 9 |
| 1949 | 1 |
| 1951 | 20 |
| 1952 | 60 |
| 1953 | 40 |
| 1954 | 44 |
| 1955 | 35 |
| 1956 | 56 |
| 1957 | 53 |
| 1958 | 40 |
| 1959 | 60 |
| 1960 | 85 |
| 1961 | 93 |
| 1962 | 26 |
| 1963 | 1 |
| 1964 | 10 |
| 1965 | 59 |
| 1966 | 89 |
| 1967 | 86 |
| 1968 | 104 |
| 1969 | 90 |
| 1970 | 79 |
| 1971 | 98 |
| 1972 | 100 |
| 1973 | 95 |
| 1974 | 136 |
| 1975 | 119 |
| 1976 | 120 |
| 1977 | 123 |
| 1978 | 182 |
| 1979 | 234 |
| 1980 | 332 |
| 1981 | 351 |
| 1982 | 478 |
| 1983 | 548 |
| 1984 | 636 |
| 1985 | 753 |
| 1986 | 814 |
| 1987 | 871 |
| 1988 | 944 |
| 1989 | 859 |
| 1990 | 926 |
| 1991 | 932 |
| 1992 | 968 |
| 1993 | 978 |
| 1994 | 1104 |
| 1995 | 1099 |
| 1996 | 1192 |
| 1997 | 1111 |
| 1998 | 954 |
| 1999 | 874 |
| 2000 | 959 |
| 2001 | 988 |
| 2002 | 1024 |
| 2003 | 1129 |
| 2004 | 1205 |
| 2005 | 1296 |
| 2006 | 1287 |
| 2007 | 1414 |
| 2008 | 1400 |
| 2009 | 1388 |
| 2010 | 1508 |
| 2011 | 1650 |
| 2012 | 1857 |
| 2013 | 1829 |
| 2014 | 1966 |
| 2015 | 2114 |
| 2016 | 2050 |
| 2017 | 1996 |
| 2018 | 1979 |
| 2019 | 1937 |
| 2020 | 1690 |
| 2021 | 1405 |
| 2022 | 683 |
| 2023 | 484 |
| 2024 | 159 |