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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 4 |
| 1951 | 30 |
| 1952 | 54 |
| 1953 | 65 |
| 1954 | 84 |
| 1955 | 114 |
| 1956 | 106 |
| 1957 | 119 |
| 1958 | 100 |
| 1959 | 95 |
| 1960 | 87 |
| 1961 | 113 |
| 1962 | 67 |
| 1963 | 4 |
| 1964 | 8 |
| 1965 | 113 |
| 1966 | 183 |
| 1967 | 194 |
| 1968 | 213 |
| 1969 | 199 |
| 1970 | 186 |
| 1971 | 214 |
| 1972 | 206 |
| 1973 | 170 |
| 1974 | 178 |
| 1975 | 169 |
| 1976 | 198 |
| 1977 | 177 |
| 1978 | 160 |
| 1979 | 194 |
| 1980 | 193 |
| 1981 | 201 |
| 1982 | 216 |
| 1983 | 209 |
| 1984 | 214 |
| 1985 | 239 |
| 1986 | 228 |
| 1987 | 302 |
| 1988 | 270 |
| 1989 | 326 |
| 1990 | 324 |
| 1991 | 326 |
| 1992 | 306 |
| 1993 | 311 |
| 1994 | 402 |
| 1995 | 380 |
| 1996 | 332 |
| 1997 | 362 |
| 1998 | 332 |
| 1999 | 363 |
| 2000 | 414 |
| 2001 | 418 |
| 2002 | 424 |
| 2003 | 469 |
| 2004 | 483 |
| 2005 | 560 |
| 2006 | 534 |
| 2007 | 577 |
| 2008 | 644 |
| 2009 | 624 |
| 2010 | 697 |
| 2011 | 733 |
| 2012 | 769 |
| 2013 | 841 |
| 2014 | 901 |
| 2015 | 1020 |
| 2016 | 909 |
| 2017 | 812 |
| 2018 | 865 |
| 2019 | 954 |
| 2020 | 844 |
| 2021 | 663 |
| 2022 | 276 |
| 2023 | 302 |
| 2024 | 415 |