Subcatalog | Start Date | End Date | Level of Completeness
| Number of events | Standard error of earthquake magnitude determination |
1 | January 1818 | 31 December 1967 | 3.9 | 41 | 0.2 |
2 | 24 January 1968 | 10 October 1982 | 3.07 | 43 | 0.2 |
3 | 1 January 1983 | 6 March 1997 | 2.89 | 77 | 0.2 |
4 | 11 January 1999 | 3 February 2021 | 4.25 | 13 | 0.1 |