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  <xsd:element abstract="true" id="sxi_statement-statement-note-9-accrued-liabilities-accrued-expenses-details-parentheticals" name="statement-statement-note-9-accrued-liabilities-accrued-expenses-details-parentheticals" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="sxi_statement-statement-note-9-accrued-liabilities-tables" name="statement-statement-note-9-accrued-liabilities-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
