row_num,CN,PLT_CN,INVYR,STATECD,COUNTYCD,O3PLOT,FIELD_ID,SPLIT_PLOTID,BIOSPCD,QASTATCD,CRWTYPCD,LEAFVCHR,INJVALID,O3_STATCD,MEASYEAR,CREATED_BY,CREATED_DATE,CREATED_IN_INSTANCE,MODIFIED_BY,MODIFIED_DATE,MODIFIED_IN_INSTANCE