Data values record codings
7 6 5 4 3 2 1 0	Hex	Dec	Description
0 0 0 0 0 0 0 0	00h	0	UED_data_value_year_var_units
0 0 0 0 0 0 0 1	01h	1	UED_data_value_year_var
0 0 0 0 0 0 1 0	02h	2	UED_data_value_year_units
0 0 0 0 0 0 1 1	03h	3	UED_data_value_year
0 0 0 0 0 1 0 0	04h	4	UED_data_value_time_var_units
0 0 0 0 0 1 0 1	05h	5	UED_data_value_time_var
0 0 0 0 0 1 1 0	06h	6	UED_data_value_time_units
0 0 0 0 0 1 1 1	07h	7	UED_data_value_time
0 0 0 0 1 0 0 0	08h	8	UED_data_value_date_var_units
0 0 0 0 1 0 0 1	09h	9	UED_data_value_date_var
0 0 0 0 1 0 1 0	0Ah	10	UED_data_value_date_units
0 0 0 0 1 0 1 1	0Bh	11	UED_data_value_date
0 0 0 0 1 1 0 0	0Ch	12	UED_data_value_date_time_var_units
0 0 0 0 1 1 0 1	0Dh	13	UED_data_value_date_time_var
0 0 0 0 1 1 1 0	0Eh	14	UED_data_value_date_time_units
0 0 0 0 1 1 1 1	0Fh	15	UED_data_value_date_time
Data vector record codings
0 0 0 1 0 0 0 0	10h	16	UED_data_vector_year_var_units
0 0 0 1 0 0 0 1	11h	17	UED_data_vector_year_var
0 0 0 1 0 0 1 0	12h	18	UED_data_vector_year_units
0 0 0 1 0 0 1 1	13h	19	UED_data_vector_year
0 0 0 1 0 1 0 0	14h	20	UED_data_vector_time_var_units
0 0 0 1 0 1 0 1	15h	21	UED_data_vector_time_var
0 0 0 1 0 1 1 0	16h	22	UED_data_vector_time_units
0 0 0 1 0 1 1 1	17h	23	UED_data_vector_time
0 0 0 1 1 0 0 0	18h	24	UED_data_vector_date_var_units
0 0 0 1 1 0 0 1	19h	25	UED_data_vector_date_var
0 0 0 1 1 0 1 0	1Ah	26	UED_data_vector_date_units
0 0 0 1 1 0 1 1	1Bh	27	UED_data_vector_date
0 0 0 1 1 1 0 0	1Ch	28	UED_data_vector_date_time_var_units
0 0 0 1 1 1 0 1	1Dh	29	UED_data_vector_date_time_var
0 0 0 1 1 1 1 0	1Eh	30	UED_data_vector_date_time_units
0 0 0 1 1 1 1 1	1Fh	31	UED_data_vector_date_time
Data set record codings
0 0 1 0 0 0 0 0	20h	32	UED_data_set_year_var_units
0 0 1 0 0 0 0 1	21h	33	UED_data_set_year_var
0 0 1 0 0 0 1 0	22h	34	UED_data_set_year_units
0 0 1 0 0 0 1 1	23h	35	UED_data_set_year
0 0 1 0 0 1 0 0	24h	36	UED_data_set_time_var_units
0 0 1 0 0 1 0 1	25h	37	UED_data_set_time_var
0 0 1 0 0 1 1 0	26h	38	UED_data_set_time_units
0 0 1 0 0 1 1 1	27h	39	UED_data_set_time
0 0 1 0 1 0 0 0	28h	40	UED_data_set_date_var_units
0 0 1 0 1 0 0 1	29h	41	UED_data_set_date_var
0 0 1 0 1 0 1 0	2Ah	42	UED_data_set_date_units
0 0 1 0 1 0 1 1	2Bh	43	UED_data_set_date
0 0 1 0 1 1 0 0	2Ch	44	UED_data_set_date_time_var_units
0 0 1 0 1 1 0 1	2Dh	45	UED_data_set_date_time_var
0 0 1 0 1 1 1 0	2Eh	46	UED_data_set_date_time_units
0 0 1 0 1 1 1 1	2Fh	47	UED_data_set_date_time
0 0 1 1 0 0 0 0	30h	48	Not_yet_defined (reserved for future use)
0 0 1 1 0 0 0 1	31h	49	Not_yet_defined (reserved for future use)
0 0 1 1 0 0 1 0	32h	50	Not_yet_defined (reserved for future use)
0 0 1 1 0 0 1 1	33h	51	Not_yet_defined (reserved for future use)
0 0 1 1 0 1 0 0	34h	52	Not_yet_defined (reserved for future use)
0 0 1 1 0 1 0 1	35h	53	Not_yet_defined (reserved for future use)
0 0 1 1 0 1 1 0	36h	54	Not_yet_defined (reserved for future use)
0 0 1 1 0 1 1 1	37h	55	Not_yet_defined (reserved for future use)
0 0 1 1 1 0 0 0	38h	56	Not_yet_defined (reserved for future use)
0 0 1 1 1 0 0 1	39h	57	Not_yet_defined (reserved for future use)
0 0 1 1 1 0 1 0	3Ah	58	Not_yet_defined (reserved for future use)
0 0 1 1 1 0 1 1	3Bh	59	Not_yet_defined (reserved for future use)
0 0 1 1 1 1 0 0	3Ch	60	Not_yet_defined (reserved for future use)
0 0 1 1 1 1 0 1	3Dh	61	Not_yet_defined (reserved for future use)
0 0 1 1 1 1 1 0	3Eh	62	Not_yet_defined (reserved for future use)
0 0 1 1 1 1 1 1	3Fh	63	Not_yet_defined (reserved for future use)
Markers
0 1 0 0 0 0 0 0	40h	64	UED_marker_BOF
0 1 0 0 0 0 0 1	41h	65	UED_marker_1 reserved for future use
0 1 0 0 0 0 1 0	42h	66	UED_marker_end_definitions (UED_marker_2)
0 1 0 0 0 0 1 1	43h	67	UED_marker_3 reserved for future use
0 1 0 0 0 1 0 0	44h	68	UED_marker_4 reserved for future use
0 1 0 0 0 1 0 1	45h	69	UED_marker_5 reserved for future use
0 1 0 0 0 1 1 0	46h	70	UED_marker_6 reserved for future use
0 1 0 0 0 1 1 1	47h	71	UED_marker_EOF
Undefined (superceeding control)
0 1 0 0 1 0 0 0	48h	72	Not_yet_defined
0 1 0 0 1 0 0 1	49h	73	Not_yet_defined
0 1 0 0 1 0 1 0	4Ah	74	Not_yet_defined
0 1 0 0 1 0 1 1	4Bh	75	Not_yet_defined
0 1 0 0 1 1 0 0	4Ch	76	Not_yet_defined
0 1 0 0 1 1 0 1	4Dh	77	Not_yet_defined
0 1 0 0 1 1 1 0	4Eh	78	Not_yet_defined
0 1 0 0 1 1 1 1	4Fh	79	Not_yet_defined
Undefined (global control)
0 1 0 1 0 0 0 0	50h	80	Not_yet_defined
0 1 0 1 0 0 0 1	51h	81	Not_yet_defined
0 1 0 1 0 0 1 0	52h	82	Not_yet_defined
0 1 0 1 0 0 1 1	53h	83	Not_yet_defined
0 1 0 1 0 1 0 0	54h	84	Not_yet_defined
0 1 0 1 0 1 0 1	55h	85	Not_yet_defined
0 1 0 1 0 1 1 0	56h	86	Not_yet_defined
0 1 0 1 0 1 1 1	57h	87	Not_yet_defined
Commentary
0 1 0 1 1 0 0 0	58h	88	UED_general_comment
0 1 0 1 1 0 0 1	59h	89	UED_database_description
0 1 0 1 1 0 1 0	5Ah	90	UED_generating_application
0 1 0 1 1 0 1 1	5Bh	91	UED_period (dated comment)
0 1 0 1 1 1 0 0	5Ch	92	UED_location_information
0 1 0 1 1 1 0 1	5Dh	93	Not_yet_defined (reserved for future use)
0 1 0 1 1 1 1 0	5Eh	94
0 1 0 1 1 1 1 1	5Fh	95	UED_free_space
Definitions
0 1 1 0 0 0 0 0	60h	96	Variable code definition (format 0)
0 1 1 0 0 0 0 1	61h	97	Variable code definition (format 1)
0 1 1 0 0 0 1 0	62h	98	Variable code definition (format 2)
0 1 1 0 0 0 1 1	63h	99	Variable code definition (format 3)
0 1 1 0 0 1 0 0	64h	100	Units code definition (format 0)
0 1 1 0 0 1 0 1	65h	101	Units code definition (format 1)
0 1 1 0 0 1 1 0	66h	102	Units code definition (format 2)
0 1 1 0 0 1 1 1	67h	103	Units code definition (format 3)
0 1 1 0 1 0 0 0	68h	104	Conversion function (format 0)
0 1 1 0 1 0 0 1	69h	105	Conversion function (format 1)
0 1 1 0 1 0 1 0	6Ah	106	Conversion function (format 2)
0 1 1 0 1 0 1 1	6Bh	107	Conversion function (format 3)
0 1 1 0 1 1 0 0	6Ch	108	reserved for future used
0 1 1 0 1 1 0 1	6Dh	109	reserved for future used
0 1 1 0 1 1 1 0	6Eh	110	reserved for future used
0 1 1 0 1 1 1 1	6Fh	111	reserved for future used
Data format definitions (not yet defined)
0 1 1 1 0 0 0 0	70h	112	Not_yet_defined
0 1 1 1 0 0 0 1	71h	113	Not_yet_defined
0 1 1 1 0 0 1 0	72h	114	Not_yet_defined
0 1 1 1 0 0 1 1	73h	115	Not_yet_defined
0 1 1 1 0 1 0 0	74h	116	Not_yet_defined
0 1 1 1 0 1 0 1	75h	117	Not_yet_defined
0 1 1 1 0 1 1 0	76h	118	Not_yet_defined
0 1 1 1 0 1 1 1	77h	119	Not_yet_defined
0 1 1 1 1 0 0 0	78h	120	Not_yet_defined
0 1 1 1 1 0 0 1	79h	121	Not_yet_defined
0 1 1 1 1 0 1 0	7Ah	122	Not_yet_defined
0 1 1 1 1 0 1 1	7Bh	123	Not_yet_defined
0 1 1 1 1 1 0 0	7Ch	124	Not_yet_defined
0 1 1 1 1 1 0 1	7Dh	125	Not_yet_defined
0 1 1 1 1 1 1 0	7Eh	126	Not_yet_defined
0 1 1 1 1 1 1 1	7Fh	127	Not_yet_defined

The following codes are not standard and can be used by individual applications
Applications should check the Application version record to correctly identify the non-standard record coding system.

1 0 0 0 0 0 0 0	80h	128	Not_yet_defined
1 0 0 0 0 0 0 1	81h	129	Not_yet_defined
1 0 0 0 0 0 1 0	82h	130	Not_yet_defined
1 0 0 0 0 0 1 1	83h	131	Not_yet_defined
1 0 0 0 0 1 0 0	84h	132	Not_yet_defined
1 0 0 0 0 1 0 1	85h	133	Not_yet_defined
1 0 0 0 0 1 1 0	86h	134	Not_yet_defined
1 0 0 0 0 1 1 1	87h	135	Not_yet_defined
1 0 0 0 1 0 0 0	88h	136	Not_yet_defined
1 0 0 0 1 0 0 1	89h	137	Not_yet_defined
1 0 0 0 1 0 1 0	8Ah	138	Not_yet_defined
1 0 0 0 1 0 1 1	8Bh	139	Not_yet_defined
1 0 0 0 1 1 0 0	8Ch	140	Not_yet_defined
1 0 0 0 1 1 0 1	8Dh	141	Not_yet_defined
1 0 0 0 1 1 1 0	8Eh	142	Not_yet_defined
1 0 0 0 1 1 1 1	8Fh	143	Not_yet_defined
1 0 0 1 0 0 0 0	90h	144	Not_yet_defined
1 0 0 1 0 0 0 1	91h	145	Not_yet_defined
1 0 0 1 0 0 1 0	92h	146	Not_yet_defined
1 0 0 1 0 0 1 1	93h	147	Not_yet_defined
1 0 0 1 0 1 0 0	94h	148	Not_yet_defined
1 0 0 1 0 1 0 1	95h	149	Not_yet_defined
1 0 0 1 0 1 1 0	96h	150	Not_yet_defined
1 0 0 1 0 1 1 1	97h	151	Not_yet_defined
1 0 0 1 1 0 0 0	98h	152	Not_yet_defined
1 0 0 1 1 0 0 1	99h	153	Not_yet_defined
1 0 0 1 1 0 1 0	9Ah	154	Not_yet_defined
1 0 0 1 1 0 1 1	9Bh	155	Not_yet_defined
1 0 0 1 1 1 0 0	9Ch	156	Not_yet_defined
1 0 0 1 1 1 0 1	9Dh	157	Not_yet_defined
1 0 0 1 1 1 1 0	9Eh	158	Not_yet_defined
1 0 0 1 1 1 1 1	9Fh	159	Not_yet_defined
1 0 1 0 0 0 0 0	A0h	160	Not_yet_defined
1 0 1 0 0 0 0 1	A1h	161	Not_yet_defined
1 0 1 0 0 0 1 0	A2h	162	Not_yet_defined
1 0 1 0 0 0 1 1	A3h	163	Not_yet_defined
1 0 1 0 0 1 0 0	A4h	164	Not_yet_defined
1 0 1 0 0 1 0 1	A5h	165	Not_yet_defined
1 0 1 0 0 1 1 0	A6h	166	Not_yet_defined
1 0 1 0 0 1 1 1	A7h	167	Not_yet_defined
1 0 1 0 1 0 0 0	A8h	168	Not_yet_defined
1 0 1 0 1 0 0 1	A9h	169	Not_yet_defined
1 0 1 0 1 0 1 0	AAh	170	Not_yet_defined
1 0 1 0 1 0 1 1	ABh	171	Not_yet_defined
1 0 1 0 1 1 0 0	ACh	172	Not_yet_defined
1 0 1 0 1 1 0 1	ADh	173	Not_yet_defined
1 0 1 0 1 1 1 0	AEh	174	Not_yet_defined
1 0 1 0 1 1 1 1	AFh	175	Not_yet_defined
1 0 1 1 0 0 0 0	B0h	176	Not_yet_defined
1 0 1 1 0 0 0 1	B1h	177	Not_yet_defined
1 0 1 1 0 0 1 0	B2h	178	Not_yet_defined
1 0 1 1 0 0 1 1	B3h	179	Not_yet_defined
1 0 1 1 0 1 0 0	B4h	180	Not_yet_defined
1 0 1 1 0 1 0 1	B5h	181	Not_yet_defined
1 0 1 1 0 1 1 0	B6h	182	Not_yet_defined
1 0 1 1 0 1 1 1	B7h	183	Not_yet_defined
1 0 1 1 1 0 0 0	B8h	184	Not_yet_defined
1 0 1 1 1 0 0 1	B9h	185	Not_yet_defined
1 0 1 1 1 0 1 0	BAh	186	Not_yet_defined
1 0 1 1 1 0 1 1	BBh	187	Not_yet_defined
1 0 1 1 1 1 0 0	BCh	188	Not_yet_defined
1 0 1 1 1 1 0 1	BDh	189	Not_yet_defined
1 0 1 1 1 1 1 0	BEh	190	Not_yet_defined
1 0 1 1 1 1 1 1	BFh	191	Not_yet_defined
1 1 0 0 0 0 0 0	C0h	192	Not_yet_defined
1 1 0 0 0 0 0 1	C1h	193	Not_yet_defined
1 1 0 0 0 0 1 0	C2h	194	Not_yet_defined
1 1 0 0 0 0 1 1	C3h	195	Not_yet_defined
1 1 0 0 0 1 0 0	C4h	196	Not_yet_defined
1 1 0 0 0 1 0 1	C5h	197	Not_yet_defined
1 1 0 0 0 1 1 0	C6h	198	Not_yet_defined
1 1 0 0 0 1 1 1	C7h	199	Not_yet_defined
1 1 0 0 1 0 0 0	C8h	200	Not_yet_defined
1 1 0 0 1 0 0 1	C9h	201	Not_yet_defined
1 1 0 0 1 0 1 0	CAh	202	Not_yet_defined
1 1 0 0 1 0 1 1	CBh	203	Not_yet_defined
1 1 0 0 1 1 0 0	CCh	204	Not_yet_defined
1 1 0 0 1 1 0 1	CDh	205	Not_yet_defined
1 1 0 0 1 1 1 0	CEh	206	Not_yet_defined
1 1 0 0 1 1 1 1	CFh	207	Not_yet_defined
1 1 0 1 0 0 0 0	D0h	208	Not_yet_defined
1 1 0 1 0 0 0 1	D1h	209	Not_yet_defined
1 1 0 1 0 0 1 0	D2h	210	Not_yet_defined
1 1 0 1 0 0 1 1	D3h	211	Not_yet_defined
1 1 0 1 0 1 0 0	D4h	212	Not_yet_defined
1 1 0 1 0 1 0 1	D5h	213	Not_yet_defined
1 1 0 1 0 1 1 0	D6h	214	Not_yet_defined
1 1 0 1 0 1 1 1	D7h	215	Not_yet_defined
1 1 0 1 1 0 0 0	D8h	216	Not_yet_defined
1 1 0 1 1 0 0 1	D9h	217	Not_yet_defined
1 1 0 1 1 0 1 0	DAh	218	Not_yet_defined
1 1 0 1 1 0 1 1	DBh	219	Not_yet_defined
1 1 0 1 1 1 0 0	DCh	220	Not_yet_defined
1 1 0 1 1 1 0 1	DDh	221	Not_yet_defined
1 1 0 1 1 1 1 0	DEh	222	Not_yet_defined
1 1 0 1 1 1 1 1	DFh	223	Not_yet_defined
1 1 1 0 0 0 0 0	E0h	224	Not_yet_defined
1 1 1 0 0 0 0 1	E1h	225	Not_yet_defined
1 1 1 0 0 0 1 0	E2h	226	Not_yet_defined
1 1 1 0 0 0 1 1	E3h	227	Not_yet_defined
1 1 1 0 0 1 0 0	E4h	228	Not_yet_defined
1 1 1 0 0 1 0 1	E5h	229	Not_yet_defined
1 1 1 0 0 1 1 0	E6h	230	Not_yet_defined
1 1 1 0 0 1 1 1	E7h	231	Not_yet_defined
1 1 1 0 1 0 0 0	E8h	232	Not_yet_defined
1 1 1 0 1 0 0 1	E9h	233	Not_yet_defined
1 1 1 0 1 0 1 0	EAh	234	Not_yet_defined
1 1 1 0 1 0 1 1	EBh	235	Not_yet_defined
1 1 1 0 1 1 0 0	ECh	236	Not_yet_defined
1 1 1 0 1 1 0 1	EDh	237	Not_yet_defined
1 1 1 0 1 1 1 0	EEh	238	Not_yet_defined
1 1 1 0 1 1 1 1	EFh	239	Not_yet_defined
1 1 1 1 0 0 0 0	F0h	240	Not_yet_defined
1 1 1 1 0 0 0 1	F1h	241	Not_yet_defined
1 1 1 1 0 0 1 0	F2h	242	Not_yet_defined
1 1 1 1 0 0 1 1	F3h	243	Not_yet_defined
1 1 1 1 0 1 0 0	F4h	244	Not_yet_defined
1 1 1 1 0 1 0 1	F5h	245	Not_yet_defined
1 1 1 1 0 1 1 0	F6h	246	Not_yet_defined
1 1 1 1 0 1 1 1	F7h	247	Not_yet_defined
1 1 1 1 1 0 0 0	F8h	248	Not_yet_defined
1 1 1 1 1 0 0 1	F9h	249	Not_yet_defined
1 1 1 1 1 0 1 0	FAh	250	Not_yet_defined
1 1 1 1 1 0 1 1	FBh	251	Not_yet_defined
1 1 1 1 1 1 0 0	FCh	252	Not_yet_defined
1 1 1 1 1 1 0 1	FDh	253	Not_yet_defined
1 1 1 1 1 1 1 0	FEh	254	Not_yet_defined
1 1 1 1 1 1 1 1	FFh	255	Not_yet_defined