public StringReporter(IGroupCalculator groupCalculator)
     : base(groupCalculator)
 {
 }
 protected BaseReporter(IGroupCalculator groupCalculator)
 {
     GroupCalculator = groupCalculator;
 }
 public JsonReporter(IGroupCalculator groupCalculator)
     : base(groupCalculator)
 {
 }
 public XmlReporter(IGroupCalculator groupCalculator)
     : base(groupCalculator)
 {
 }