2.1.1590 Part 1 Section 21.2.3.33, ST_Period (Period)

  • Article

a.   The standard states that the contents of the ST_Period simple type are a restriction on the XML Schema unsignedByte datatype, ranging from 2 to 255.

Excel defines this simple type as being a restriction on the XML Schema unsignedInt datatype, with a minimum value of 2 and an unbounded maximum value.