` Á2TEXT40AMECoW(OPERTYPEC9oWAUXILIARC<oWAUXACTIVC>oWORGTYPEC?oW All types of establishments 000 All producing establishments 100 All producing establishments with mines 110 Producing establishments with undergroun111 Producing establishments with open pit m112 Producing estabs with other types of min113 All producing establishments w/ mines & 120 Producing establishments w/ underground 121 Producing establishments w/ open pit min122 Producing estabs w/ other types of mines123 All producing estabs with separatrly ope130 All undistributed producing establishmen140 All non-producing establishments 299 Centralized administration 11 *Research, development, and testing 12 *Warehousing 13 *Electronic data processing