--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/collision/CollisionCalcFacet.java	Mon Sep 17 19:07:57 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/collision/CollisionCalcFacet.java	Tue Sep 18 12:21:17 2018 +0200
@@ -22,22 +22,22 @@
 public class CollisionCalcFacet extends ResultFacet {
 
     private static final long serialVersionUID = 1;
-    private int year;
+    private String years;
 
     private CollisionCalcFacet() {
         super();
         // required for clone operation deepCopy()
     }
 
-    public CollisionCalcFacet(final int facetIndex, final int resultIndex, final int year, final String name, final String description,
+    public CollisionCalcFacet(final int facetIndex, final int resultIndex, final String years, final String name, final String description,
             final String yAxisLabelKey, final ComputeType type, final String hash, final String stateId) {
+
         super(facetIndex, resultIndex, name, description, yAxisLabelKey, type, stateId, hash);
-
-        this.year = year;
+        this.years = years;
     }
 
-    public int getYear() {
-        return this.year;
+    public String getYears() {
+        return this.years;
     }
 
     /** Copy deeply. */
@@ -50,7 +50,7 @@
         copy.type = this.type;
         copy.hash = this.hash;
         copy.stateId = this.stateId;
-        copy.year = this.year;
+        copy.years = this.years;
         return copy;
     }
 }
\ No newline at end of file