04-HP-876_10K.qxd 12/15/04 2:43 PM Page 15 The following table sets forth information with respect to the utilization of the Company’s U.S. land drilling rigs for the  periods indicated: *A rig is considered to be utilized when it is operated or being moved, assembled, or dismantled under contract. Location Rig Optimum Depth Rig Type Drawworks: Horsepower Oklahoma 98 20,000 SCR 1,500 Texas 122 16,000 SCR 1,700 Oklahoma 97 20,000 SCR 2,000 Texas 99 26,000 SCR 2,000 Texas 137 26,000 SCR 2,000 Texas 149 26,000 SCR 2,000 Texas 191 26,000 SCR 2,000 Texas 192 26,000 SCR 2,000 Texas 72 30,000 SCR 3,000 Texas 73 30,000 SCR 3,000 Texas 125 30,000 SCR 3,000 Texas 134 30,000 SCR 3,000 Louisiana 136 30,000 SCR 3,000 Texas 157 30,000 SCR 3,000 Louisiana 161 30,000 SCR 3,000 Louisiana 163 30,000 SCR 3,000 Texas 139 30,000+ SCR 3,000 OFFSHORE PLATFORM RIGS Louisiana 91 20,000 Conventional 3,000 Louisiana 203 20,000 Self-Erecting 2,500 Gulf of Mexico 205 20,000 Tension-leg 2,000 Louisiana 206 20,000 Self-Erecting 1,500 Gulf of Mexico 100 30,000 Conventional 3,000 Louisiana 105 30,000 Conventional 3,000 Louisiana 106 30,000 Conventional 3,000 Louisiana 107 30,000 Conventional 3,000 Gulf of Mexico 201 30,000 Tension-leg 3,000 Gulf of Mexico 202 30,000 Tension-leg 3,000 Gulf of Mexico 204 30,000 Tension-leg 3,000 Years ended September 30, 2000 2001 2002 2003 2004 Number of rigs owned at end of period 38 49 66 83 87 Average rig utilization rate during period* 85% 97% 84% 81% 87% 12