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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1951 | 2 |
| 1953 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1970 | 3 |
| 1971 | 1 |
| 1973 | 8 |
| 1974 | 12 |
| 1975 | 3 |
| 1976 | 5 |
| 1977 | 4 |
| 1978 | 2 |
| 1980 | 11 |
| 1981 | 8 |
| 1982 | 14 |
| 1983 | 5 |
| 1984 | 5 |
| 1985 | 18 |
| 1986 | 12 |
| 1987 | 21 |
| 1988 | 11 |
| 1989 | 18 |
| 1990 | 15 |
| 1991 | 27 |
| 1992 | 29 |
| 1993 | 34 |
| 1994 | 23 |
| 1995 | 34 |
| 1996 | 37 |
| 1997 | 43 |
| 1998 | 33 |
| 1999 | 49 |
| 2000 | 40 |
| 2001 | 61 |
| 2002 | 65 |
| 2003 | 81 |
| 2004 | 100 |
| 2005 | 132 |
| 2006 | 141 |
| 2007 | 169 |
| 2008 | 201 |
| 2009 | 231 |
| 2010 | 328 |
| 2011 | 373 |
| 2012 | 448 |
| 2013 | 505 |
| 2014 | 593 |
| 2015 | 727 |
| 2016 | 810 |
| 2017 | 841 |
| 2018 | 972 |
| 2019 | 1120 |
| 2020 | 1356 |
| 2021 | 1525 |
| 2022 | 1755 |
| 2023 | 818 |