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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 46 |
| 1976 | 52 |
| 1977 | 46 |
| 1978 | 48 |
| 1979 | 46 |
| 1980 | 30 |
| 1981 | 30 |
| 1982 | 42 |
| 1983 | 47 |
| 1984 | 53 |
| 1985 | 50 |
| 1986 | 49 |
| 1987 | 46 |
| 1988 | 51 |
| 1989 | 75 |
| 1990 | 63 |
| 1991 | 59 |
| 1992 | 49 |
| 1993 | 58 |
| 1994 | 56 |
| 1995 | 61 |
| 2010 | 1 |
| 2012 | 1 |
| 2013 | 158 |
| 2014 | 165 |
| 2015 | 164 |
| 2016 | 114 |
| 2017 | 165 |
| 2018 | 131 |
| 2019 | 148 |
| 2020 | 159 |
| 2021 | 186 |
| 2022 | 166 |
| 2023 | 81 |