MInstance anInstance = (MInstance)anInstArray.objectAtIndex(i);
NSDictionary aStatsDict = anInstance.statistics();
if (aStatsDict != null) {
try {
String aValue = (String)aStatsDict.valueForKey("transactions");
Integer aTrans = Integer.valueOf(aValue);
if (aTrans.intValue() > 0) {
String idleString = (String)aStatsDict.valueForKey("averageIdlePeriod");
Float aTime = Float.valueOf(idleString);