From: How many explosive eruptions are missing from the geologic record? Analysis of the quaternary record of large magnitude explosive eruptions in Japan
Magnitude
Number
Percent
≥4.0
699
100
≥ 4.5
465
66.5
≥ 5.0
387
55.4
≥ 5.5
177
25.3
≥ 6.0
120
17.2
≥ 6.5
50
7.15
≥ 7.0
34
4.86