Two hundred and twenty six thousand, four hundred and twenty seven.

That's how many quakes greater than magnitude 4.0 - typically big enough to be felt - have registered on GeoNet sensors since January 1,

Darfield, 2010

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Christchurch, 2011

Cook Strait, 2013

Te Araroa, 2016

Kaikoura, 2016

'Expect the unexpected'