QuantX 'Eurostat Data Extractor' yields no data

I've downloaded and installed the QuantX extension package and the Eurostat Data Extractor provides no data. I have selected codes in the parameter menu and yet all I get is an empty example set. What am I doing wrong? 

<?xml version="1.0" encoding="UTF-8"?><process version="8.2.000">
  <operator activated="true" class="quantx1:eurostat_data_extractor" compatibility="1.0.006" expanded="true" height="68" name="EuroStat Data Extractor" width="90" x="495" y="35">
    <parameter key="Select Codes" value="med_ps32|proj_10c2150p|hsw_n2_05|road_eqs_busage"/>
    <parameter key="Cache Data in Memory" value="false"/>
  </operator>
</process>