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Table 7 The median age, T 50 , for data in each magnitude bin for time periods ending at 1 ka and 2013

From: Characterisation of the Quaternary eruption record: analysis of the Large Magnitude Explosive Volcanic Eruptions (LaMEVE) database

Magnitude T50for whole dataset T50for geological data (≥ 1 ka)
M4-4.9 5,070 10,409
M5-5.9 33,616 40,000
M6-6.9 65,000 76,500
M7-7.9 370,000 374,000
M8-8.9 935,000 935,000