The scale of the earthquake in the world after 1900.

The scale of the East Japan huge earthquake is large in the fourth in the earthquake that occurred in the world after 1900.

1　M9.5 1960 Chile (Vardi beer) earthquake
2　M9.3 2004 Sumatra earthquake
3　M9.2 1964 Alaska earthquake
4　M9.0 2011 East Japan huge earthquake (this time)
4　M9.0 1952 Kamchatka earthquake
5　M8.8 2010 Chile (Maule) earthquake