On the surface, Anthony Miller had a quiet rookie season. He had 54 passes come his way, catching 33 for 423 and 7 touchdowns. This tied him for 127th in the NFL in catches, 111th in yards, and 16th in receiving touchdowns. On the Bears, he was 5th in catches and yards, but led the team in receiving touchdowns.
This is entirely unsurprising given that rookie wide receivers rarely have huge seasons. Last offseason I looked at all 2nd-round wide receivers drafted between 2008 and 2017 and found that the average player compiled 60 targets, 34 catches, 433 yards, and 2.