row_num,CN,PLT_CN,VVT_CN,VSB_CN,VPS_CN,INVYR,STATECD,COUNTYCD,PLOT,SUBP,VEG_FLDSPCD,UNIQUE_SP_NBR,VEG_SPCD,SP_CANOPY_COVER_TOTAL,SP_CANOPY_COVER_LAYER_1_2,SP_CANOPY_COVER_LAYER_3,SP_CANOPY_COVER_LAYER_4,QUAD_1_PRESENCE,QUAD_2_PRESENCE,QUAD_3_PRESENCE,DUMMY_SUBP_COVER_PRE2004,MAX_COVER_LAYER_NBR_PRE2004,CREATED_BY,CREATED_DATE,CREATED_IN_INSTANCE,MODIFIED_BY,MODIFIED_DATE,MODIFIED_IN_INSTANCE