POSITION	FIELD NAME	DESCRIPTION
1-6	commodity	6-digit Harmonized Schedule (HS) Code
7-10	cty_code	4-digit Country Code
11-14	port_code	4-digit Port Code (District + Port)
15-18	year	4-digit Statistical Year
19-20	month	2-digit Statistical Month
21-35	value_mo	15-digit Total Value
36-50	air_val_mo	15-digit Air Value
51-65	air_swt_mo	15-digit Air Shipping Weight
66-80	ves_val_mo	15-digit Vessel Value
81-95	ves_swt_mo	15-digit Vessel Shipping Weight
96-110	cnt_val_mo	15-digit Containerized Vessel Value
111-125	cnt_swt_mo	15-digit Containerized Vessel Shipping Weight
126-140	value_yr	15-digit Year to Date Total Value
141-155	air_val_yr	15-digit Year to Date Air Value
156-170	air_swt_yr	15-digit Year to Date Air Shipping Weight
171-185	ves_val_yr	15-digit Year to Date Vessel Value
186-200	ves_swt_yr	15-digit Year to Date Vessel Shipping Weight
201-215	cnt_val_yr	15-digit Year to Date Containerized Vessel Value
216-230	cnt_swt_yr	15-digit Year to Date Containerized Vessel Shipping Weight