Code table 4.9 - Probability type

      Code
      figure      		Meaning
      0Probability of event below lower limit
      1Probability of event above upper limit
      2Probability of event between lower and upper limits. The range includes the lower limit but not the upper limit.
      3Probability of event above lower limit
      4Probability of event below upper limit
      5-191Reserved
      192-254Reserved for local use
      255Missing