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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 5 |
| 1951 | 10 |
| 1952 | 22 |
| 1953 | 19 |
| 1954 | 25 |
| 1955 | 27 |
| 1956 | 13 |
| 1957 | 21 |
| 1958 | 21 |
| 1959 | 14 |
| 1960 | 12 |
| 1961 | 17 |
| 1962 | 13 |
| 1964 | 2 |
| 1965 | 33 |
| 1966 | 38 |
| 1967 | 63 |
| 1968 | 54 |
| 1969 | 57 |
| 1970 | 47 |
| 1971 | 41 |
| 1972 | 70 |
| 1973 | 56 |
| 1974 | 57 |
| 1975 | 83 |
| 1976 | 71 |
| 1977 | 69 |
| 1978 | 62 |
| 1979 | 58 |
| 1980 | 97 |
| 1981 | 82 |
| 1982 | 71 |
| 1983 | 69 |
| 1984 | 97 |
| 1985 | 81 |
| 1986 | 99 |
| 1987 | 99 |
| 1988 | 114 |
| 1989 | 108 |
| 1990 | 108 |
| 1991 | 103 |
| 1992 | 98 |
| 1993 | 105 |
| 1994 | 115 |
| 1995 | 130 |
| 1996 | 127 |
| 1997 | 114 |
| 1998 | 121 |
| 1999 | 136 |
| 2000 | 145 |
| 2001 | 157 |
| 2002 | 179 |
| 2003 | 191 |
| 2004 | 196 |
| 2005 | 165 |
| 2006 | 215 |
| 2007 | 221 |
| 2008 | 233 |
| 2009 | 258 |
| 2010 | 224 |
| 2011 | 243 |
| 2012 | 220 |
| 2013 | 308 |
| 2014 | 274 |
| 2015 | 294 |
| 2016 | 271 |
| 2017 | 281 |
| 2018 | 298 |
| 2019 | 289 |
| 2020 | 405 |
| 2021 | 364 |
| 2022 | 394 |
| 2023 | 344 |
| 2024 | 301 |
| 2025 | 1 |