diff --git a/src/fr/devinsy/statoolinfos/htmlize/Htmlizer.java b/src/fr/devinsy/statoolinfos/htmlize/Htmlizer.java
index 616febb..15abeeb 100644
--- a/src/fr/devinsy/statoolinfos/htmlize/Htmlizer.java
+++ b/src/fr/devinsy/statoolinfos/htmlize/Htmlizer.java
@@ -43,6 +43,7 @@ import fr.devinsy.statoolinfos.htmlize.charts.PieChart;
 import fr.devinsy.statoolinfos.htmlize.charts.PieChart.Position;
 import fr.devinsy.statoolinfos.htmlize.charts.PieChartView;
 import fr.devinsy.statoolinfos.properties.PathProperty;
+import fr.devinsy.statoolinfos.properties.PathPropertyList;
 import fr.devinsy.statoolinfos.stats.StatAgent;
 import fr.devinsy.statoolinfos.stats.country.CountryStats;
 import fr.devinsy.statoolinfos.stats.organizations.OrganizationTurnoutStats;
@@ -267,12 +268,12 @@ public class Htmlizer
         BarChart chart;
 
         chart = new BarChart("Nombre de membres");
-        for (PathProperty property : federation.getByPrefix("metrics.federation.members.count"))
+
+        PathPropertyList values = federation.getByYearPrefix("metrics.federation.members.count").sortByPath();
+
+        for (PathProperty property : values)
         {
-            if (property.getLeaf().matches("\\d\\d\\d\\d"))
-            {
-                chart.add(property.getLeaf(), Double.parseDouble(property.getValue()), ChartColor.GREEN);
-            }
+            chart.add(property.getLeaf(), Double.parseDouble(property.getValue()), ChartColor.GREEN);
         }
 
         result = BarChartView.build(chart);
diff --git a/src/fr/devinsy/statoolinfos/properties/PathProperty.java b/src/fr/devinsy/statoolinfos/properties/PathProperty.java
index 36f5130..16bac92 100644
--- a/src/fr/devinsy/statoolinfos/properties/PathProperty.java
+++ b/src/fr/devinsy/statoolinfos/properties/PathProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2021 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -49,6 +49,11 @@ public class PathProperty
         }
     }
 
+    /**
+     * Gets the leaf.
+     *
+     * @return the leaf
+     */
     public String getLeaf()
     {
         String result;
diff --git a/src/fr/devinsy/statoolinfos/properties/PathPropertyComparator.java b/src/fr/devinsy/statoolinfos/properties/PathPropertyComparator.java
new file mode 100644
index 0000000..60e4dec
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/properties/PathPropertyComparator.java
@@ -0,0 +1,134 @@
+/*
+ * 
+ */
+package fr.devinsy.statoolinfos.properties;
+
+import java.util.Comparator;
+
+import fr.devinsy.statoolinfos.util.CompareUtils;
+
+/**
+ * The Class PathPropertyComparator.
+ */
+public class PathPropertyComparator implements Comparator<PathProperty>
+{
+    public enum Sorting
+    {
+        PATH,
+        VALUE
+    }
+
+    private Sorting sorting;
+
+    public PathPropertyComparator(final Sorting sorting)
+    {
+        //
+        this.sorting = sorting;
+    }
+
+    /**
+     * Compare.
+     *
+     * @param alpha
+     *            the alpha
+     * @param bravo
+     *            the bravo
+     * @return the int
+     */
+    @Override
+    public int compare(final PathProperty alpha, final PathProperty bravo)
+    {
+        int result;
+
+        result = compare(alpha, bravo, this.sorting);
+
+        //
+        return result;
+    }
+
+    /**
+     * Compare.
+     *
+     * @param alpha
+     *            the alpha
+     * @param bravo
+     *            the bravo
+     * @param sorting
+     *            the sorting
+     * @return the int
+     */
+    public static int compare(final PathProperty alpha, final PathProperty bravo, final Sorting sorting)
+    {
+        int result;
+
+        if (sorting == null)
+        {
+            result = 0;
+        }
+        else
+        {
+            switch (sorting)
+            {
+                default:
+                case PATH:
+                    result = CompareUtils.compare(getPath(alpha), getPath(bravo));
+                break;
+
+                case VALUE:
+                    result = CompareUtils.compare(getValue(alpha), getValue(bravo));
+                break;
+            }
+        }
+
+        //
+        return result;
+    }
+
+    /**
+     * Gets the path.
+     *
+     * @param source
+     *            the source
+     * @return the path
+     */
+    public static String getPath(final PathProperty source)
+    {
+        String result;
+
+        if (source == null)
+        {
+            result = null;
+        }
+        else
+        {
+            result = source.getPath();
+        }
+
+        //
+        return result;
+    }
+
+    /**
+     * Gets the value.
+     *
+     * @param source
+     *            the source
+     * @return the value
+     */
+    public static String getValue(final PathProperty source)
+    {
+        String result;
+
+        if (source == null)
+        {
+            result = null;
+        }
+        else
+        {
+            result = source.getValue();
+        }
+
+        //
+        return result;
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/properties/PathPropertyList.java b/src/fr/devinsy/statoolinfos/properties/PathPropertyList.java
index b20f2c7..ad9603d 100644
--- a/src/fr/devinsy/statoolinfos/properties/PathPropertyList.java
+++ b/src/fr/devinsy/statoolinfos/properties/PathPropertyList.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2021 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -242,6 +242,38 @@ public class PathPropertyList extends ArrayList<PathProperty> implements PathPro
         return result;
     }
 
+    /**
+     * Gets the year leafs.
+     *
+     * @param prefix
+     *            the prefix
+     * @return the year leafs
+     */
+    public PathPropertyList getByYearPrefix(final String prefix)
+    {
+        PathPropertyList result;
+
+        result = new PathPropertyList();
+
+        if (StringUtils.isNotBlank(prefix))
+        {
+            String pattern;
+            if (prefix.endsWith("."))
+            {
+                pattern = "^" + prefix + "\\d\\d\\d\\d$";
+            }
+            else
+            {
+                pattern = "^" + prefix + "\\.\\d\\d\\d\\d$";
+            }
+
+            result = getByPattern(pattern);
+        }
+
+        //
+        return result;
+    }
+
     /**
      * Gets the index property.
      *
@@ -570,6 +602,75 @@ public class PathPropertyList extends ArrayList<PathProperty> implements PathPro
         }
     }
 
+    /**
+     * Shrink to leaf.
+     *
+     * @return the path property list
+     */
+    public PathPropertyList shrinkToLeaf()
+    {
+        PathPropertyList result;
+
+        for (PathProperty property : this)
+        {
+            property.setPath(property.getLeaf());
+        }
+
+        result = this;
+
+        //
+        return result;
+    }
+
+    /**
+     * Sort.
+     *
+     * @param sorting
+     *            the sorting
+     * @return the path property list
+     */
+    public PathPropertyList sort(final PathPropertyComparator.Sorting sorting)
+    {
+        PathPropertyList result;
+
+        sort(new PathPropertyComparator(sorting));
+
+        result = this;
+
+        //
+        return result;
+    }
+
+    /**
+     * Sort by path.
+     *
+     * @return the path property list
+     */
+    public PathPropertyList sortByPath()
+    {
+        PathPropertyList result;
+
+        result = sort(PathPropertyComparator.Sorting.PATH);
+
+        //
+        return result;
+    }
+
+    /**
+     * Sort by value.
+     *
+     * @return the path property list
+     */
+    public PathPropertyList sortByValue()
+    {
+        PathPropertyList result;
+
+        result = sort(PathPropertyComparator.Sorting.VALUE);
+
+        //
+        return result;
+    }
+
     /**
      * To string list.
      *