What regions have more earthquakes?

Because energy released when hit of convention moving in asthenosphere.
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That causes plates move, therefore, we can feel earthquakes.
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By the way, energy usually come out at the place where are the boundary of plates because there are the crevice can let energy come out only.
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Therefore, the regions where located on the boundary of plates have more earthquakes.
For example, the countries located on the boundary of Pacific Ocean Plate just like Japan, Taiwan, Philippines and Indonesia

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Reference:

http://en.wikipedia.org/wiki/Image:Quake_epicenters_1963-98.png

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