https://www.ibm.com/support/pages/apar/PH43353
PH43353: DIFFERENCE IN OUTPUT BETWEEN WTX 8.4.1.3 AND ITX 10.1.0.0 WHICH NAY OCCUR DUE TO SERIES...
Differnce in output when upgrading from 8.4.1.3 to 10.1.0.0 which may occur due to series consuming functions.