Reserves Reconciliation

  Oil and Liquids (mmbbl)     Natural Gas (bcf)     Equivalents (mmboe)
Proved Probable Proved & Probable Proved Probable Proved & Probable Proved Probable Proved & Probable
December 31, 2015 11.67 6.91 18.58 8.45 5.45 13.90 13.08 7.82 20.90
Discoveries and extensions
Revisions 0.20 (1.43) (1.23) 0.87 (0.57) 0.30 0.34 (1.53) (1.19)
Acquisitions and dispositions (3.64) (1.45) (5.09) (1.66) (0.90) (2.56) (3.91) (1.60) (5.51)
Production (1.08) (1.08) (1.28) (1.28) (1.29) (1.29)
December 31, 2016 7.15 4.03 11.18 6.38 3.98 10.36 8.22 4.69 12.91