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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1981 | 3 |
| 1983 | 3 |
| 1984 | 5 |
| 1985 | 3 |
| 1987 | 3 |
| 1988 | 3 |
| 1989 | 4 |
| 1993 | 3 |
| 1994 | 5 |
| 1995 | 7 |
| 1996 | 4 |
| 1997 | 5 |
| 1998 | 22 |
| 2000 | 1 |
| 2011 | 2 |
| 2012 | 54 |
| 2013 | 82 |
| 2014 | 95 |
| 2015 | 108 |
| 2016 | 112 |
| 2017 | 152 |
| 2018 | 155 |
| 2019 | 140 |
| 2020 | 143 |
| 2021 | 142 |
| 2022 | 111 |
| 2023 | 185 |
| 2024 | 2 |