At least 67 U.S. oil and natural gas companies filed for bankruptcy in 2015 from 14 companies in 2014, according to consulting firm Gavin/Solmonese.
In 2014 average Crude oil price is 96.2$/bbl, 2015 is 50.8$/bbl and in January 2016 is 29.8$/bbl according to Pink Sheet, World Bank
With oil prices crashing further in recent weeks, five more energy gas producers succumbed to bankruptcy in the first five weeks of this year, according to Houston law firm Haynes and Boone.
Reference: CNN, World Bank