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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1950 | 3 |
| 1951 | 5 |
| 1952 | 1 |
| 1953 | 4 |
| 1954 | 6 |
| 1955 | 18 |
| 1956 | 36 |
| 1957 | 72 |
| 1958 | 73 |
| 1959 | 57 |
| 1960 | 77 |
| 1961 | 50 |
| 1962 | 52 |
| 1963 | 74 |
| 1964 | 87 |
| 1965 | 72 |
| 1966 | 67 |
| 1967 | 58 |
| 1968 | 72 |
| 1969 | 79 |
| 1970 | 56 |
| 1971 | 61 |
| 1972 | 67 |
| 1973 | 54 |
| 1974 | 42 |
| 1975 | 35 |
| 1976 | 54 |
| 1977 | 56 |
| 1978 | 54 |
| 1979 | 72 |
| 1980 | 77 |
| 1981 | 80 |
| 1982 | 139 |
| 1983 | 152 |
| 1984 | 174 |
| 1985 | 161 |
| 1986 | 201 |
| 1987 | 180 |
| 1988 | 172 |
| 1989 | 186 |
| 1990 | 195 |
| 1991 | 207 |
| 1992 | 235 |
| 1993 | 243 |
| 1994 | 242 |
| 1995 | 305 |
| 1996 | 266 |
| 1997 | 331 |
| 1998 | 359 |
| 1999 | 418 |
| 2000 | 518 |
| 2001 | 682 |
| 2002 | 858 |
| 2003 | 1210 |
| 2004 | 1392 |
| 2005 | 1822 |
| 2006 | 2108 |
| 2007 | 2285 |
| 2008 | 2456 |
| 2009 | 2824 |
| 2010 | 2762 |
| 2011 | 2939 |
| 2012 | 3064 |
| 2013 | 3287 |
| 2014 | 3351 |
| 2015 | 3410 |
| 2016 | 3148 |
| 2017 | 2995 |
| 2018 | 2739 |
| 2019 | 2714 |
| 2020 | 2988 |
| 2021 | 2689 |
| 2022 | 2890 |
| 2023 | 2236 |
| 2024 | 1989 |
| 2025 | 4 |