Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S‑3 (Nos. 333-146720, 333-178504,  333-183964 and 333-207039) and on Form S-8 (Nos. 333-69145, 333-124653, 333-75993, 333-64795, 333-04161, 333-86530, 333-38178, 333-140819, 333-118693, 333-171298, and 333-188128) of our report dated February 19, 2015 relating to the financial statements and financial statement schedule, which appears in this Form 10-K.

/s/PricewaterhouseCoopers LLP

Denver, Colorado

February 17, 2016