investigators.add(new ContainmentsCountIgnoreEmpty(selector));
investigators.add(new ContainmentsDiameter(selector));
investigators.add(new ContainmentsRadius(selector));
investigators.add(new ContainmentsSum(selector));
//investigators.add(new CountTypes(selector)); - needs a parameter
investigators.add(new CyclomaticComplexity(selector));
investigators.add(new DistinctAttributeValues(selector));
investigators.add(new DistinctAttributeValueStrings(selector));
investigators.add(new DistinctContainments(selector));
investigators.add(new DistinctReferences(selector));
investigators.add(new DistinctSupertypes(selector));