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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1948 | 1 |
| 1949 | 3 |
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 3 |
| 1955 | 3 |
| 1957 | 1 |
| 1958 | 1 |
| 1960 | 2 |
| 1961 | 4 |
| 1962 | 1 |
| 1963 | 7 |
| 1964 | 9 |
| 1965 | 7 |
| 1966 | 9 |
| 1967 | 15 |
| 1968 | 37 |
| 1969 | 36 |
| 1970 | 30 |
| 1971 | 23 |
| 1972 | 39 |
| 1973 | 45 |
| 1974 | 28 |
| 1975 | 33 |
| 1976 | 41 |
| 1977 | 37 |
| 1978 | 53 |
| 1979 | 49 |
| 1980 | 53 |
| 1981 | 79 |
| 1982 | 86 |
| 1983 | 131 |
| 1984 | 126 |
| 1985 | 131 |
| 1986 | 116 |
| 1987 | 145 |
| 1988 | 100 |
| 1989 | 104 |
| 1990 | 95 |
| 1991 | 124 |
| 1992 | 128 |
| 1993 | 154 |
| 1994 | 143 |
| 1995 | 169 |
| 1996 | 119 |
| 1997 | 159 |
| 1998 | 107 |
| 1999 | 138 |
| 2000 | 88 |
| 2001 | 120 |
| 2002 | 99 |
| 2003 | 127 |
| 2004 | 130 |
| 2005 | 144 |
| 2006 | 162 |
| 2007 | 156 |
| 2008 | 179 |
| 2009 | 235 |
| 2010 | 217 |
| 2011 | 234 |
| 2012 | 309 |
| 2013 | 340 |
| 2014 | 363 |
| 2015 | 348 |
| 2016 | 343 |
| 2017 | 342 |
| 2018 | 311 |
| 2019 | 347 |
| 2020 | 379 |
| 2021 | 332 |
| 2022 | 264 |
| 2023 | 173 |
| 2024 | 192 |
| 2025 | 109 |