id	description	section	req	max_loop	max_usage	pos
BGP	Beginning Segment For Problem Log Inquiry Or Advice	H	M	0	1	1
N1	Party Identification	H	O	0	1	2
N9	Extended Reference Information	H	O	0	5	3
DTP	Date Or Time Or Period	H	O	0	2	4
NTE	Note/Special Instruction	H	O	0	999999	5