BERLIN, July 31 (Reuters) - Germany's Federal Statistics office reported the following retail sales data on Tuesday: RETAIL SALES JUN 2018 MAY 2018 JUN 2017 M/M pct change (real) +1.2 -1.5 +1.0 M/M pct change (nominal) +1.6 -1.3 +0.8 Y/Y pct change (real) +3.0 +1.2 +2.0 Y/Y pct change (nominal) +5.3 +0.6 +3.7 NOTE - Month-on-month changes were adjusted for calendar and seasonal factors, the Office said. The mid-range forecast of analysts polled by Reuters was for retail sales to rise by 1.0 percent month-on-month and to increase by 1.5 percent year-on-year . (Reporting by Berlin Newsroom)