ONEOK, Inc. a major Bakken oil company, announced fourth quarter results:Fourth Quarter 2020 Results, Compared With Fourth Quarter 2019:

* 11% increase in operating income to $538.7 million.

* 12% increase in adjusted EBITDA to $742.0 million.

* 24% increase in Rocky Mountain region NGL raw feed throughput volumes.

* 11% increase in Rocky Mountain region natural gas volumes processed.

* $1.04 per MMBtu average fee rate in the natural gas gathering and processing segment.

Full-year 2020 Results, Compared With Full Year 2019:

* Net income of $612.8 million, including $644.9 million of noncash impairment charges.

* 6% increase in adjusted EBITDA to $2,723.7 million.

* 18% increase in Rocky Mountain region NGL raw feed throughput volumes.

* 10% decrease in operating costs.