OIL AND GAS PRORATION SCHEDULE LISTED BY OPERATOR DECEMBER 2006 PROCO OPERATING CO., INC. STATUS DATE 10012006 P O BOX 170 UPDATED THRU 11/27/2006 PICKWICK (MARBLE FALLS) HART RANCH 2 29511 155 bbls, 2976 mcf ROYSTON STEELE, J.J.E 3 01962 217 bbls, 2790 mcf NEWARK, EAST (BARNETT SHALE) MURPHY, VIVIAN 1 30322 713 bbls, 62000 mcf NASH 1 30512 248 bbls, 6882 mcf V.M. (FLIPPEN) W. I. COOK CHIL 1 28955 155 bbls, 2728 mcf <A HREF="http://www.rrc.state.tx.us/divisions/og/stripout/p1.html" target="_blank">http://www.rrc.state.tx.us/divisions/og/stripout/p1.html</A>