=== verändert Datei library/WT/Stats.php
--- library/WT/Stats.php	2013-02-02 21:14:34 +0000
+++ library/WT/Stats.php	2013-04-08 12:09:20 +0000
@@ -1482,6 +1482,9 @@
 		$total=(int)$total;
 		$rows=self::_runSQL(
 			"SELECT SQL_CACHE".
+
+            ' birth.d_day, birth.d_mon, birth.d_year,' .
+
 			" birth.d_gid AS id,".
 			" MIN(birth.d_julianday1) AS age".
 			" FROM".
@@ -1503,14 +1506,11 @@
 		$top10 = array();
 		foreach ($rows as $row) {
 			$person=WT_Person::getInstance($row['id']);
-			$age = (WT_CLIENT_JD-$row['age']);
-			if ((int)($age/365.25)>0) {
-				$age = (int)($age/365.25).'y';
-			} else if ((int)($age/30.4375)>0) {
-				$age = (int)($age/30.4375).'m';
-			} else {
-				$age = $age.'d';
-			}
+
+            $age = $this->getAgeString(
+                $row['d_day'], $row['d_mon'], $row['d_year']
+            );
+
 			$age = get_age_at_event($age, true);
 			if ($type == 'list') {
 				$top10[]="<li><a href=\"".$person->getHtmlUrl()."\">".$person->getFullName()."</a> (".$age.")"."</li>";
@@ -1532,6 +1532,46 @@
 		return $top10;
 	}
 
+    /**
+     * Calculates the age in years, months or days between now and the
+     * given values and returns an age string.
+     *
+     * @param integer $day   Day
+     * @param integer $month Month
+     * @param integer $year  Year
+     *
+     * @return string
+     */
+    protected function getAgeString($day, $month, $year)
+    {
+        // To be even more exact you could also at the time of birth
+        // to the calculation
+        $birthDate = new DateTime(
+            sprintf(
+                '%d-%02d-%02d',
+                (int) $year,
+                (int) $month,
+                (int) $day
+            )
+        );
+
+        $diff        = $birthDate->diff(new DateTime());
+        $ageInYears  = $diff->y;
+        $ageInMonths = $diff->m + (12 * $diff->y);
+        $ageInDays   = $diff->days;
+
+        if ($ageInYears > 0) {
+            // Return age in years
+            return $ageInYears . 'y';
+        } elseif ($ageInMonths > 0) {
+            // Return age in months
+            return $ageInMonths . 'm';
+        }
+
+        // Return age in days
+        return $ageInDays . 'd';
+    }
+
 	function _averageLifespanQuery($sex='BOTH', $show_years=false) {
 		if ($sex == 'F') {
 			$sex_search = " AND i_sex='F' ";