It depends upon the effect in which earthquake had been happened. They are measured by Richter scale.
Five had been injured during the Haiti earthquake.
Over 12,000 people were injured during the Chile 2010 earthquake.
25,000
Thirteen people died during this earthquake and around 160 were injured.
Over 250,000 people were injured but not killed in the Shaanxi earthquake.
something could fall on you, like your roof
2000
just 1
Over 80,000.
230,000 people
Around 6,000 people were injured in the 2011 Japan earthquake.
About 2,000-4,000 people where injured and need new limbs