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Table 2 Ratio of number of events within triggering distances to the total number of events in the catalog

From: Spatio-temporal clustering of successive earthquakes as inferred from analyses of global CMT and NIED F-net catalogs

Catalog Magnitude Total number of earthquakes in the catalog Ratio (%)
\(60\) days \(180\) days \(365\) days
CMT \({M}_{w}\) ≥ 7 404 6.4 9.7 8.4
6.5 ≤ \({M}_{w}\) < 7 907 9.2 14.9 18.2
6.0 ≤ \({M}_{w}\) < 6.5 2863 14.5 20.9 23.5
5.5 ≤ \({M}_{w}\) < 6.0 9024 20.2 32.1 31.5
NIED F-net 5.0 ≤ \({M}_{w}\) < 5.5 370 11.6 18.6 14.8
4.5 ≤ \({M}_{w}\) < 5.0 1206 6.4 9.5 9.8
4.0 ≤ \({M}_{w}\) < 4.5 3333 3.6 5.1 4.9