? ? ? In Millions ? Three Months Ended Nine Months Ended ? September30 2016 2015 2016 2015 ? CMSEnergy, including Consumers ? Operating revenue ? Electric utility $ 1,313 $ 1,233 $ 3,348 $ 3,273 ? Gas utility 185 184 1,166 1,453 ? Enterprises 59 43 156 148 ? Other reconciling items 30 26 89 73 ? Total operating revenue  CMSEnergy $ 1,587 $ 1,486 $ 4,759 $ 4,947 ? Consumers ? Operating revenue ? Electric utility $ 1,313 $ 1,233 $ 3,348 $ 3,273 ? Gas utility 185 184 1,166 1,453 ? Total operating revenue  Consumers $ 1,498 $ 1,417 $ 4,514 $ 4,726 ? CMSEnergy, including Consumers ? Net income (loss) available to common stockholders ? Electric utility $ 191 $ 166 $ 395 $ 342 ? Gas utility 3 (7) 102 115 ? Enterprises 8 3 17 10 ? Other reconciling items (16) (14) (40) (50) ? Total net income available to common stockholders  CMSEnergy $ 186 $ 148 $ 474 $ 417 ? Consumers ? Net income (loss) available to common stockholder ? Electric utility $ 191 $ 166 $ 395 $ 342 ? Gas utility 3 (7) 102 115 ? Other reconciling items 1 1 1 1 ? Total net income available to common stockholder  Consumers $ 195 $ 160 $ 498 $ 458 ?  ? ? ? In Millions ? September30,2016 December31,2015 ? CMSEnergy, including Consumers ? Plant, property, and equipment, gross ? Electric utility 1 $ 14,396 $ 13,059 ? Gas utility 1 6,117 5,723 ? Enterprises 158 120 ? Other reconciling items 27 41 ? Total plant, property, and equipment, gross  CMSEnergy $ 20,698 $ 18,943 ? Consumers ? Plant, property, and equipment, gross ? Electric utility 1 $ 14,396 $ 13,059 ? Gas utility 1 6,117 5,723 ? Other reconciling items 15 15 ? Total plant, property, and equipment, gross  Consumers $ 20,528 $ 18,797 ? CMSEnergy, including Consumers ? Total assets ? Electric utility 1 $ 12,892 $ 12,660 ? Gas utility 1 6,033 5,912 ? Enterprises 273 270 ? Other reconciling items 1,644 1,457 ? Total assets  CMSEnergy 2 $ 20,842 $ 20,299 ? Consumers ? Total assets ? Electric utility 1 $ 12,892 $ 12,660 ? Gas utility 1 6,033 5,912 ? Other reconciling items 55 63 ? T