NORTH DAKOTA, BY THE NUMBERS

4th largest oil producing state

113 million barrels of oil produced in 2010, up 42 percent from 2009

$749.5 million, extraction taxes collected, up 91 percent

$1.5 billion in oil and gas industry taxable sales and purchases in 2010, up 110 percent

$90,225: average wage in the oil industry, 141 percent higher than average state wage