derivedDataType MtasDigitString0to5DT

EcimDerivedString with character class [0-9] and length (0..5) constraint.

References from:
MtasSdsServedHplmn; MtasSdsVplmn;
stringMtasDigitString0to5DT

Valid values: [0-9]{0,5}
  derivedDataType MtasDigitString0to5DT