<select name="degree" id="search-degree-{$uniqueId}">
  <option value=""><i18n:text i18n:key="PLUGINS_ODFWEB_SERVICE_SEARCH_INPUT_DEGREES_ALL"/></option>
  <xsl:for-each select="/search/form/fields/degrees/degree">
    <xsl:sort select="."/>
    <xsl:variable name="value" select="@value"/>
    <option value="{$value}">
      <xsl:if test="/search/form/values/degree[$value = .]">
        <xsl:attribute name="selected">selected</xsl:attribute>
      </xsl:if>
      <xsl:value-of select="."/>
    </option>
   </xsl:for-each>
</select>