Ever since he was acquired in 2015 his production has been steady but not at a level that his 8.85 mil euro transfer fee deserved.
15/16 - 4 goals, 5 assists in the season on 45 matches
16/17 - 7 goals, 4 assists on 42 matches
17/18 - 1 goal, 7 assists on 34 matches
YTD 18/19 - 1 goal, 1 assist on 17 matches.
His minutes per match have steadily gone down too - seems to be a bench option right now.