1Qp4 1Qp2 1Qp3 1Qp7 1Qp9 1Qp8 2Qp4 2Qp2 2Qp1 2Qp3 total 1Qp5 1Qp6 2Qp5 2Qp7 2Qp6 3Qp2 2Qp8 3Qp5 3Qp3 3Qp4 2Qp9 4Qp5 3Qp6 5Qp5 3Qp7 3Qp8 3Qp0 3Qp1 4Qp2 estimates 2Qp0 3Qp9 6Qp5 4Qp6 7Qp5 average 4Qp1 4Qp4