How many large earthquakes were there in 2012?

The list of earthquakes by year (1990-Present) or by country can be found at the USGS Earthquake Hazards website.

In 2010 there was one earthquake magnitude 8 or greater, which was in Chile (M 8.8).

The USGS provides a list of significant earthquakes for 2010 as well as a worldwide map of earthquakes for 2010 and previous years.

See link below.