Value of imports of Standard International Trade Classification (SITC) Revision 3, Section 2 (Crude Materials, Inedible, except Fuels) less Divisions 22 (Oil-Seeds and Oleaginous Fruits), 27 (Crude Fertilizers, other than those of Division 56, and Crude Minerals [excluding Coal, Petroleum and Precious Stones]), and 28 (Metalliferous Ores and Metal Scrap), expressed in terms of current USD.