minOccurs 

(minimum number of occurences) indicates the minimum number of times
this datatype may occur in the specification of the attribute being
defined

Attribute Information

Used By

Element tei:datatype

Source 

<xs:attribute name="minOccurs" default="1" type="xs:nonNegativeInteger">
  <xs:annotation>
    <xs:documentation>(minimum number of occurences) indicates the minimum number of times this datatype may occur in the specification of the attribute being defined</xs:documentation>
  </xs:annotation>
</xs:attribute>

Sample