To indicate a quantity of days.

Format of period to be given without hyphen (a = ten days period).

Format of period to be given without hyphen.

Day of a month: m = month; d = day.

See 204 plus z=time zone.

Calendar year: y = year.

To indicate a quantity of months.

Week within a calendar year: y = year; w = week 1st week of january = week 01.

To indicate a quantity of hours.

Format of period to be given in actual message without hyphen.

Format of period to be given without hyphen.

Calendar date: y = year; m = month; d = day.

See 203 plus z=time zone.

See 402 plus z=time zone.

To indicate a quantity of half months.

Calendar date including time with seconds: y = year; m = month; d = day; h = hour; m = minutes = seconds.

To indicate a quantity of semesters (six months).

Format of period to be given in actual message without hyphen.

To indicate a quantity of weeks.

Format of period to be given without hyphen (a = ten days period).

Format of period to be given in actual message without hyphen.

Quarter in a calendar year: c = century; y = year; q = quarter.

Format of period to be given in actual message without hyphen.

To indicate a quantity of minutes.

To indicate a quantity of trimesters (three months).

Calendar date including time with minutes: c=century; y=year; m=month; d=day; h=hour; m=minutes.

To indicate a quantity of four months periods.

Format of period to be given without hyphen (p = period of 4 months).

See 202 + z = time zone.

Time without hours: m=minutes, s=seconds.

Format of period to be given without hyphen.

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.

Time span without seconds: h = hour; m = minute;.

Calendar year including century: c = century; y = year.

To indicate a quantity of seconds.

Month within a calendar year: cc = century; y = year; m = month.

Format of period to be given in actual message without hyphen.

Month within a calendar year: y = year; m = month.

Format of period to be given in actual message without hyphen.

See 201 + z = time zone.

Format of period to be given without hyphen (p = period of 4 months).

Calendar week day: y = year ; w = week ; d = day week number 01 is always first week of january day number 1 is always monday.

Calendar date: d = day; m = month; y = year.

Semester in a calendar year: c = century; y = year; s = semester.

Numeric representation of the day (monday = 1).

Format of period to be given in actual message without hyphen.

Day, hours, minutes; d = day; h = hour; m = minute.

Semester in a calendar year: y = year; s = semester.

Time without seconds: h = hour; m = minute.

Number of working days.

Month's number within a specific year: m = month.

Format of period to be given without hyphen.

Day's number within is a specific month: d = day.

To indicate a quantity of ten days periods.

Calendar date including time without seconds: y = year; m = month; d = day; h = hour; m = minute.

Format of period to be given in actual message without hyphen.

Calendar date: c = century ; y = year ; m = month ; d = day.

Calendar date: m = month; d = day; y = year.

Calendar date including time with seconds: c=century;y=year; m=month;d=day;h=hour;m=minute;s=second.

Format of period to be given without hyphen.

Format of period to be given in actual message without hyphen.

Day's number within a specific year: d = day.

Month, day, hours, minutes; m = month; d = day; h = hour; m = minute.

Century.

Time with seconds: h = hour; m = minute; s = seconds.

Format of period to be given without hyphen.

Format of period to be given in actual message without hyphen.

To indicate a quantity of years.

Week within a calendar year: cc = century; y = year; w = week (1st week of january = week 01).

Week's number within a specific year: w = week.