sic_code,industry_slug,is_primary
1000,mining_extractives,1
1040,mining_extractives,1
1090,mining_extractives,1
1200,mining_extractives,1
1220,mining_extractives,1
1221,mining_extractives,1
1400,mining_extractives,1
1410,mining_extractives,1
1411,mining_extractives,1
1422,mining_extractives,1
1423,mining_extractives,1
1429,mining_extractives,1
1440,mining_extractives,1
1450,mining_extractives,1
1470,mining_extractives,1
1480,mining_extractives,1
1499,mining_extractives,1
3300,mining_extractives,1
3310,mining_extractives,1
3312,mining_extractives,1
3317,mining_extractives,1
3320,mining_extractives,1
3330,mining_extractives,1
3334,mining_extractives,1
3341,mining_extractives,1
3350,mining_extractives,1
3357,mining_extractives,1
3360,mining_extractives,1
3390,mining_extractives,1
3532,mining_extractives,1