Basis Price Contract 2011-12 February 08, 2012 03:00 P February 08, 2012 09:00 P March 15, 2012 March-12 Minn CWRS 8.62000000 -0.2100000 0.23000000 -0.0100000 Minn CWHWS 8.62000000 -0.2100000 0.23000000 -0.0100000 Minn CWES 8.62000000 -0.2100000 0.23000000 -0.0100000 Kansas CPSR 6.77000000 0.10000000 0.18000000 0.00000000 Kansas CPSW 6.77000000 0.10000000 0.18000000 0.00000000 Kansas CWRW 6.77000000 0.10000000 0.18000000 0.00000000 Chicago CWSWS 8.51000000 -0.1900000 0.23000000 -0.0100000 May-12 Minn CWRS 8.62000000 -0.2100000 0.23000000 -0.0100000 Minn CWHWS 8.62000000 -0.2100000 0.23000000 -0.0100000 Minn CWES 8.62000000 -0.2100000 0.23000000 -0.0100000 Kansas CPSR 6.77000000 0.10000000 0.18000000 0.00000000 Kansas CPSW 6.77000000 0.10000000 0.18000000 0.00000000 Kansas CWRW 6.77000000 0.10000000 0.18000000 0.00000000 Chicago CWSWS 8.51000000 -0.1900000 0.23000000 -0.0100000 July-12 Minn CWRS 8.62000000 -0.2100000 0.23000000 -0.0100000 Minn CWHWS 8.62000000 -0.2100000 0.23000000 -0.0100000 Minn CWES 8.62000000 -0.2100000 0.23000000 -0.0100000 Kansas CPSR 6.77000000 0.10000000 0.18000000 0.00000000 Kansas CPSW 6.77000000 0.10000000 0.18000000 0.00000000 Kansas CWRW 6.77000000 0.10000000 0.18000000 0.00000000 Chicago CWSWS 8.51000000 -0.1900000 0.23000000 -0.0100000 March-12 Minn CWRS 308.389999 1.74000000 8.39000000 0.04000000 Minn CWHWS 308.389999 1.74000000 8.39000000 0.04000000 Minn CWES 308.389999 1.74000000 8.39000000 0.04000000 Kansas CPSR 260.199999 -0.1900000 7.08000000 -0.0100000 Kansas CPSW 260.199999 -0.1900000 7.08000000 -0.0100000 Kansas CWRW 260.199999 -0.1900000 7.08000000 -0.0100000 Chicago CWSWS 242.610000 0.42000000 6.60000000 0.01000000 May-12 Minn CWRS 303.449999 1.46000000 8.26000000 0.04000000 Minn CWHWS 303.449999 1.46000000 8.26000000 0.04000000 Minn CWES 303.449999 1.46000000 8.26000000 0.04000000 Kansas CPSR 262.769999 -0.1800000 7.15000000 -0.0100000 Kansas CPSW 262.769999 -0.1800000 7.15000000 -0.0100000 Kansas CWRW 262.769999 -0.1800000 7.15000000 -0.0100000 Chicago CWSWS 246.280000 0.43000000 6.70000000 0.01000000 July-12 Minn CWRS 297.490000 0.99000000 8.10000000 0.03000000 Minn CWHWS 297.490000 0.99000000 8.10000000 0.03000000 Minn CWES 297.490000 0.99000000 8.10000000 0.03000000 Kansas CPSR 265.420000 -0.1800000 7.22000000 -0.0100000 Kansas CPSW 265.420000 -0.1800000 7.22000000 -0.0100000 Kansas CWRW 265.420000 -0.1800000 7.22000000 -0.0100000 Chicago CWSWS 250.949999 0.53000000 6.83000000 0.01000000 March-12 CWRS -15.930000 -1.4000000 -0.4300000 -0.0300000 CWHWS -12.430000 -1.4000000 -0.3400000 -0.0400000 CWES -37.930000 -1.4000000 -1.0300000 -0.0400000 CPSR -27.820000 0.01000000 -0.7600000 0.00000000 CPSW -33.240000 0.01000000 -0.9000000 0.00000000 CWRW -24.109999 0.01000000 -0.6600000 0.00000000 CWSWS -12.880000 -0.1200000 -0.3500000 0.00000000 May-12 CWRS -10.990000 -1.1200000 -0.3000000 -0.0300000 CWHWS -7.4900000 -1.1200000 -0.2000000 -0.0300000 CWES -32.990000 -1.1200000 -0.9000000 -0.0300000 CPSR -30.390000 0.00000000 -0.8300000 0.00000000 CPSW -35.810000 0.00000000 -0.9700000 0.00000000 CWRW -26.680000 0.00000000 -0.7300000 0.00000000 CWSWS -16.550000 -0.1300000 -0.4500000 0.00000000 July-12 CWRS -5.0300000 -0.6500000 -0.1400000 -0.0200000 CWHWS -1.5300000 -0.6500000 -0.0400000 -0.0200000 CWES -27.030000 -0.6500000 -0.7400000 -0.0200000 CPSR -33.039999 0.00000000 -0.9000000 0.00000000 CPSW -38.460000 0.00000000 -1.0500000 0.00000000 CWRW -29.329999 0.00000000 -0.8000000 0.00000000 CWSWS -21.219999 -0.2300000 -0.5800000 -0.0100000