WGP partnership distributions. WGP's partnership agreement requires it to distribute all of its available cash (as defined in WGP's partnership agreement) to WGP unitholders of record on the applicable record date within 55 days of the end of each quarter, beginning with the quarter ended December 31, 2012.

On February 21, 2013, WGP paid a prorated quarterly distribution of $0.03587 per common unit, or $7.9 million in aggregate, to WGP unitholders of record at the close of business on February 1, 2013. This was the first distribution declared by the board of directors of WGP GP and was prorated for the 20-day period from the date of the closing of WGP's IPO on December 12, 2012, through the end of the fourth quarter 2012, pursuant to the terms of WGP's partnership agreement. In addition, on April 17, 2013, the board of directors of WGP GP declared a cash distribution to WGP unitholders of $0.17875 per common unit, or $39.1 million in aggregate, for the first quarter of 2013. The distribution is payable on May 22, 2013, to WGP unitholders of record at the close of business on April 30, 2013.

WES partnership distributions. WES's partnership agreement requires WES to distribute all of its available cash (as defined in WES's partnership agreement) to WES unitholders of record on the applicable record date within 45 days of the end of each quarter. The board of directors of WES GP declared the following cash distributions to WES unitholders for the periods presented:


	Total Quarterly
thousands except per-unit amounts	Distribution		Total Cash		Date of
Quarters Ended	per Unit		Distribution		Distribution
March 31, 2012	$	0.460	$	46,053	May 2012
March 31, 2013 ⁽¹⁾	$	0.540	$	70,143	May 2013

(1) On April 17, 2013, the board of directors of WES GP declared a cash distribution to WES unitholders of $0.54 per unit, or $70.1 million in aggregate, including incentive distributions. The cash distribution is payable on May 13, 2013, to WES unitholders of record at the close of business on April 30, 2013.