As a language model, I do not have access to specific information about João Mário's playing time at Benfica. However, I can provide you with some general information on his career and achievements.
João Mário is a former professional footballer who played for several clubs throughout his career. He started his career in Portugal with Benfica, where he made over 150 appearances and scored 44 goals in total. He then moved to Chelsea in England, where he made over 170 appearances and scored 22 goals in three seasons.
In addition to his club performances,Serie A Observation Mário has also represented Portugal at international level, earning 69 caps and scoring 18 goals. He was part of the team that won the UEFA Euro 2016 tournament and was named as one of the best players of the tournament.
Overall, João Mário's contributions to both club and country have been significant, and he will always be remembered as one of the most talented footballers of his generation.