To download the sales and volume information directly from Texas Comptroller website - use link below. If you get a message that cookies are required, hit the login and you will be on the page. Log-in is for oil company to file reports. You select Public Information on the left side of page. Lease Drop - Oil for oil data and Lease Drop - Gas for gas, liquids and condensate from gas wells. Then enter the data fields (RRC lease id with 6 digits, county and date range.)
https://mycpa.cpa.state.tx.us/cong/loginForward.do?phase=check