2 | DDMMYY |
| Calendar date: D = Day; M = Month; Y = Year. |
3 | MMDDYY |
| Calendar date: M = Month; D = Day; Y = Year. |
101 | YYMMDD |
| Calendar date: Y = Year; M = Month; D = Day. |
102 | CCYYMMDD |
| Calendar date: C = Century ; Y = Year ; M = Month ; D = Day. |
103 | YYWWD |
| Calendar week day: Y = Year ; W = Week ; D = Day Week number 01 is always first week of January Day number 1 is always Monday. |
105 | YYDDD |
| Calendar day: Y = Year ; D = Day January the first = Day 001 Always start numbering the days of the year from January 1st through December 31st. |
106 | MMDD |
| Day of a month: M = Month; D = Day. |
107 | DDD |
| Day's number within a specific year: D = Day. |
108 | WW |
| Week's number within a specific year: W = Week. |
109 | MM |
| Month's number within a specific year: M = Month. |
110 | DD |
| Day's number within is a specific month: D = Day. |
201 | YYMMDDHHMM |
| Calendar date including time without seconds: Y = Year; M = Month; D = Day; H = Hour; M = Minute. |
202 | YYMMDDHHMMSS |
| Calendar date including time with seconds: Y = Year; M = Month; D = Day; H = Hour; m = Minutes = Seconds. |
203 | CCYYMMDDHHMM |
| Calendar date including time with minutes: C=Century; Y=Year; M=Month; D=Day; H=Hour; M=Minutes. |
204 | CCYYMMDDHHMMSS |
| Calendar date including time with seconds: C=Century;Y=Year; M=Month;D=Day;H=Hour;M=Minute;S=Second. |
301 | YYMMDDHHMMZZZ |
| See 201 + Z = Time zone. |
302 | YYMMDDHHMMSSZZZ |
| See 202 + Z = Time zone. |
303 | CCYYMMDDHHMMZZZ |
| See 203 plus Z=Time zone. |
304 | CCYYMMDDHHMMSSZZZ |
| See 204 plus Z=Time zone. |
305 | MMDDHHMM |
| Month, day, hours, minutes; M = Month; D = Day; H = Hour; M = Minute. |
306 | DDHHMM |
| Day, hours, minutes; D = Day; H = Hour; M = Minute. |
401 | HHMM |
| Time without seconds: H = Hour; m = Minute. |
402 | HHMMSS |
| Time with seconds: H = Hour; m = Minute; s = Seconds. |
404 | HHMMSSZZZ |
| See 402 plus Z=Time zone. |
405 | MMMMSS |
| Time without hours: m=minutes, s=seconds. |
501 | HHMMHHMM |
| Time span without seconds: H = Hour; m = Minute;. |
502 | HHMMSS-HHMMSS |
| Format of period to be given without hyphen. |
503 | HHMMSSZZZ-HHMMSSZZZ |
| Format of period to be given without hyphen. |
600 | CC |
| Century. |
601 | YY |
| Calendar year: Y = Year. |
602 | CCYY |
| Calendar year including century: C = Century; Y = Year. |
603 | YYS |
| Semester in a calendar year: Y = Year; S = Semester. |
604 | CCYYS |
| Semester in a calendar year: C = Century; Y = Year; S = Semester. |
608 | CCYYQ |
| Quarter in a calendar year: C = Century; Y = Year; Q = Quarter. |
609 | YYMM |
| Month within a calendar year: Y = Year; M = Month. |
610 | CCYYMM |
| Month within a calendar year: CC = Century; Y = Year; M = Month. |
613 | YYMMA |
| Format of period to be given without hyphen (A = ten days period). |
614 | CCYYMMA |
| Format of period to be given without hyphen (A = ten days period). |
| 615 |
| YYWW |
| Week within a calendar year: Y = Year; W = Week 1st week of January = week 01. |
616 | CCYYWW |
| Week within a calendar year: CC = Century; Y = Year; W = Week (1st week of January = week 01). |
701 | YY-YY |
| Format of period to be given in actual message without hyphen. |
702 | CCYY-CCYY |
| Format of period to be given in actual message without hyphen. |
703 | YYS-YYS |
| Format of period to be given without hyphen. |
704 | CCYYS-CCYYS |
| Format of period to be given in actual message without hyphen. |
705 | YYPYYP |
| Format of period to be given without hyphen (P = period of 4 months). |
706 | CCYYP-CCYYP |
| Format of period to be given without hyphen (P = period of 4 months). |
707 | YYQ-YYQ |
| Format of period to be given without hyphen. |
708 | CCYYQ-CCYYQ |
| Format of period to be given in actual message without hyphen. |
709 | YYMM-YYMM |
| Format of period to be given in actual message without hyphen. |
710 | CCYYMM-CCYYMM |
| Format of period to be given in actual message without hyphen. |
711 | CCYYMMDD-CCYYMMDD |
| Format of period to be given in actual message without hyphen. |
713 | YYMMDDHHMM-YYMMDDHHMM |
| Format of period to be given in actual message without hyphen. |
715 | YYWW-YYWW |
| Format of period to be given in actual message without hyphen. |
716 | CCYYWW-CCYYWW |
| Format of period to be given without hyphen. |
717 | YYMMDD-YYMMDD |
| Format of period to be given in actual message without hyphen. |
718 | CCYYMMDD-CCYYMMDD |
| Format of period to be given without hyphen. |
801 | Year |
| To indicate a quantity of years. |
802 | Month |
| To indicate a quantity of months. |
803 | Week |
| To indicate a quantity of weeks. |
804 | Day |
| To indicate a quantity of days. |
805 | Hour |
| To indicate a quantity of hours. |
806 | Minute |
| To indicate a quantity of minutes. |
807 | Second |
| To indicate a quantity of seconds. |
808 | Semester |
| To indicate a quantity of semesters (six months). |
809 | Four months period |
| To indicate a quantity of four months periods. |
810 | Trimester |
| To indicate a quantity of trimesters (three months). |
811 | Half month |
| To indicate a quantity of half months. |
812 | Ten days |
| To indicate a quantity of ten days periods. |
813 | Day of the week |
| Numeric representation of the day (Monday = 1). |
814 | Working days |
| Number of working days. |