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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1950 | 4 |
| 1951 | 3 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 2 |
| 1955 | 1 |
| 1960 | 3 |
| 1962 | 4 |
| 1963 | 2 |
| 1964 | 2 |
| 1965 | 8 |
| 1966 | 9 |
| 1967 | 7 |
| 1968 | 7 |
| 1969 | 11 |
| 1970 | 11 |
| 1971 | 12 |
| 1972 | 15 |
| 1973 | 15 |
| 1974 | 20 |
| 1975 | 14 |
| 1976 | 10 |
| 1977 | 12 |
| 1978 | 14 |
| 1979 | 18 |
| 1980 | 26 |
| 1981 | 33 |
| 1982 | 33 |
| 1983 | 27 |
| 1984 | 44 |
| 1985 | 39 |
| 1986 | 52 |
| 1987 | 73 |
| 1988 | 72 |
| 1989 | 75 |
| 1990 | 71 |
| 1991 | 60 |
| 1992 | 71 |
| 1993 | 78 |
| 1994 | 82 |
| 1995 | 73 |
| 1996 | 72 |
| 1997 | 69 |
| 1998 | 79 |
| 1999 | 81 |
| 2000 | 122 |
| 2001 | 104 |
| 2002 | 130 |
| 2003 | 115 |
| 2004 | 134 |
| 2005 | 126 |
| 2006 | 126 |
| 2007 | 150 |
| 2008 | 148 |
| 2009 | 168 |
| 2010 | 207 |
| 2011 | 194 |
| 2012 | 176 |
| 2013 | 186 |
| 2014 | 158 |
| 2015 | 166 |
| 2016 | 160 |
| 2017 | 192 |
| 2018 | 192 |
| 2019 | 215 |
| 2020 | 223 |
| 2021 | 241 |
| 2022 | 243 |
| 2023 | 199 |
| 2024 | 216 |
| 2025 | 228 |
| 2026 | 82 |