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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 2 |
| 1949 | 1 |
| 1954 | 1 |
| 1956 | 2 |
| 1961 | 1 |
| 1964 | 4 |
| 1965 | 71 |
| 1966 | 107 |
| 1967 | 123 |
| 1968 | 151 |
| 1969 | 174 |
| 1970 | 152 |
| 1971 | 155 |
| 1972 | 168 |
| 1973 | 211 |
| 1974 | 214 |
| 1975 | 308 |
| 1976 | 380 |
| 1977 | 365 |
| 1978 | 430 |
| 1979 | 453 |
| 1980 | 511 |
| 1981 | 487 |
| 1982 | 531 |
| 1983 | 618 |
| 1984 | 612 |
| 1985 | 633 |
| 1986 | 570 |
| 1987 | 613 |
| 1988 | 733 |
| 1989 | 750 |
| 1990 | 670 |
| 1991 | 828 |
| 1992 | 774 |
| 1993 | 743 |
| 1994 | 683 |
| 1995 | 794 |
| 1996 | 704 |
| 1997 | 750 |
| 1998 | 671 |
| 1999 | 684 |
| 2000 | 711 |
| 2001 | 748 |
| 2002 | 759 |
| 2003 | 744 |
| 2004 | 733 |
| 2005 | 849 |
| 2006 | 926 |
| 2007 | 901 |
| 2008 | 897 |
| 2009 | 880 |
| 2010 | 932 |
| 2011 | 978 |
| 2012 | 1041 |
| 2013 | 1130 |
| 2014 | 1186 |
| 2015 | 1138 |
| 2016 | 1096 |
| 2017 | 1111 |
| 2018 | 1034 |
| 2019 | 867 |
| 2020 | 725 |
| 2021 | 508 |
| 2022 | 126 |
| 2023 | 146 |
| 2024 | 1476 |
| 2025 | 1333 |