Scripts R1 R2 S1 S2 Copper(Aug) 432.2433.3 428.4427.3 Crude(March) 4981.3 5001.6 4920 4900.6 Natural gas(March) 198.1 200.2 193.1 191 Lead(March) 123 123.7 121.3 120.6 Zinc(March) 110.8 111.