4 – Four of the last six goals conceded by Ajax in the Champions League have been penalties.
4 – Basel have won each of their last four Champions League games against English opposition.
5 – Arsenal have received five red cards in their last seven Champions League matches including qualifiers.
7 – Barcelona had kept clean sheets in all seven of their games under Luis Enrique prior to their trip to Paris Saint-Germain on Tuesday night. Then they conceded three goals in 90 minutes, losing 3-2.
30 – Paris Saint-Germain are unbeaten in their last 30 home games in all European competitions.
54 – Cristiano Ronaldo has scored 54 goals in 53 Champions League games for Real Madrid, including at least one goal in each of his last nine away games in the competition.
100 – Bayern Munich’s win at CSKA Moscow was their 100th in the Champions League. Only three teams have more (Real Madrid 117, Barcelona 109, Manchester United 107).
142 – Xavi broke Raúl’s record in becoming the all-time appearance maker in the Champions League.
211 – Danny Welbeck has played 211 games for club and country and on Wednesday the Arsenal striker scored his first hat-trick.
614 – Gianluigi Buffon had gone 614 minutes without conceding a single goal this season before Arda Turan beat him late on to give Atlético Madrid a 1-0 win over Juventus.