Date Contract #Units $Volume Low High Last 04/20/98 MS090eH 0 0.0000 -1.0 -1.0 -1.0 04/20/98 MS090eL 0 0.0000 -1.0 -1.0 -1.0 04/21/98 MS090eH 14 10.9880 0.7550 0.9500 0.7600 04/21/98 MS090eL 0 0.0000 -1.0 -1.0 -1.0 04/22/98 MS090eH 11 10.1900 0.9000 0.9500 0.9400 04/22/98 MS090eL 10 0.5100 0.0510 0.0510 0.0510 04/23/98 MS090eH 0 0.0000 -1.0 -1.0 0.9400 04/23/98 MS090eL 0 0.0000 -1.0 -1.0 0.0510 04/24/98 MS090eH 25 19.8600 0.7900 0.8500 0.7900 04/24/98 MS090eL 0 0.0000 -1.0 -1.0 0.0510 04/25/98 MS090eH 0 0.0000 -1.0 -1.0 0.7900 04/25/98 MS090eL 0 0.0000 -1.0 -1.0 0.0510 04/26/98 MS090eH 0 0.0000 -1.0 -1.0 0.7900 04/26/98 MS090eL 0 0.0000 -1.0 -1.0 0.0510 04/27/98 MS090eH 14 9.0250 0.6200 0.6890 0.6890 04/27/98 MS090eL 2 0.6000 0.3000 0.3000 0.3000 04/28/98 MS090eH 5 3.5400 0.6470 0.7990 0.7990 04/28/98 MS090eL 0 0.0000 -1.0 -1.0 0.3000 04/29/98 MS090eH 11 9.3350 0.8450 0.8490 0.8450 04/29/98 MS090eL 0 0.0000 -1.0 -1.0 0.3000 04/30/98 MS090eH 5 3.5250 0.7050 0.7050 0.7050 04/30/98 MS090eL 10 2.0200 0.2020 0.2020 0.2020 05/01/98 MS090eH 49 32.0750 0.6500 0.6950 0.6500 05/01/98 MS090eL 0 0.0000 -1.0 -1.0 0.2020 05/02/98 MS090eH 0 0.0000 -1.0 -1.0 0.6500 05/02/98 MS090eL 0 0.0000 -1.0 -1.0 0.2020 05/03/98 MS090eH 0 0.0000 -1.0 -1.0 0.6500 05/03/98 MS090eL 1 0.2100 0.2100 0.2100 0.2100 05/04/98 MS090eH 10 5.9000 0.5900 0.5900 0.5900 05/04/98 MS090eL 4 1.8600 0.4500 0.5100 0.5100 05/05/98 MS090eH 38 18.3740 0.4080 0.5500 0.4880 05/05/98 MS090eL 16 8.3090 0.4500 0.5960 0.5250 05/06/98 MS090eH 61 21.2400 0.2500 0.5000 0.5000 05/06/98 MS090eL 13 7.8600 0.5920 0.7400 0.7400 05/07/98 MS090eH 75 14.8000 0.1000 0.3250 0.3250 05/07/98 MS090eL 60 53.5300 0.7330 0.9240 0.9240 05/08/98 MS090eH 0 0.0000 -1.0 -1.0 0.3250 05/08/98 MS090eL 32 24.4200 0.5200 0.9290 0.5200 05/09/98 MS090eH 12 5.3880 0.4490 0.4490 0.4490 05/09/98 MS090eL 0 0.0000 -1.0 -1.0 0.5200 05/10/98 MS090eH 6 2.3990 0.3990 0.4000 0.4000 05/10/98 MS090eL 0 0.0000 -1.0 -1.0 0.5200 05/11/98 MS090eH 33 5.0960 0.1110 0.2510 0.1130 05/11/98 MS090eL 8 6.4850 0.8100 0.8110 0.8100 05/12/98 MS090eH 0 0.0000 -1.0 -1.0 0.1130 05/12/98 MS090eL 0 0.0000 -1.0 -1.0 0.8100 05/13/98 MS090eH 55 8.3000 0.1500 0.1600 0.1500 05/13/98 MS090eL 17 13.5970 0.7990 0.8000 0.8000 05/14/98 MS090eH 0 0.0000 -1.0 -1.0 0.1500 05/14/98 MS090eL 2 0.2300 0.1150 0.1150 0.1150 05/15/98 MS090eH 36 5.1060 0.0500 0.1520 0.0500 05/15/98 MS090eL 52 50.4060 0.9530 0.9700 0.9700 05/16/98 MS090eH 0 0.0000 -1.0 -1.0 0.0500 05/16/98 MS090eL 0 0.0000 -1.0 -1.0 0.9700 05/17/98 MS090eH 0 0.0000 -1.0 -1.0 0.0500 05/17/98 MS090eL 0 0.0000 -1.0 -1.0 0.9700