POSITION	FIELD NAME	DESCRIPTION
1-6	commodity	6-digit Harmonized Schedule (HS) Code
7-10	cty_code	4-digit Country Code
11-12	state	2-digit State of Destination, using US Postal Service State Abbreviations. "XX" = Unidentified
13-16	year	4-digit Statistical Year
17-18	month	2-digit Statistical Month
19-33	gen_val_mo	15-digit General Imports, Total Value
34-48	con_val_mo	15-digit Imports for Consumption, Total Value
49-63	air_val_mo	15-digit Air Value
64-78	air_swt_mo	15-digit Air Shipping Weight
79-93	ves_val_mo	15-digit Vessel Value
94-108	ves_swt_mo	15-digit Vessel Shipping Weight
109-123	cnt_val_mo	15-digit Containerized Vessel Value
124-138	cnt_swt_mo	15-digit Containerized Vessel Shipping Weight
139-153	gen_val_yr	15-digit Year to Date General Imports, Total Value
154-168	con_val_yr	15-digit Year-to-Date Imports for Consumption, Total Value
169-183	air_val_yr	15-digit Year to Date Air Value
184-198	air_swt_yr	15-digit Year to Date Air Shipping Weight
199-213	ves_val_yr	15-digit Year to Date Vessel Value
214-228	ves_swt_yr	15-digit Year to Date Vessel Shipping Weight
229-243	cnt_val_yr	15-digit Year to Date Containerized Vessel Value
244-258	cnt_swt_yr	15-digit Year to Date Containerized Vessel Shipping Weight