Table:
text: 1987 200 Miles of Norisring
Race 2
Race 2
Class_ Team Driver Chassis_Engine Laps
C2 Kelmar Racing Ranieri Randaccio Tiga GC85 – Ford 69
C2 Schanche Racing Martin Schanche Argo JM19B – Zakspeed 64
C1 Porsche Kremer Racing Kris Nissen Porsche 962 C 75
C1 Blaupunkt Joest Racing Klaus Ludwig Porsche 962 C 77
C1 Porsche AG Derek Bell Porsche 962 C 61
C2 Swiftair Ecurie Ecosse Mike Wilds Ecosse C286 – Ford 25

text: 1987 200 Miles of Norisring
Race 2
Race 2
Class_ Team Driver Chassis_Engine Laps
C1 Silk Cut Jaguar Raul Boesel Jaguar XJR-8 77
C1 Liqui Moly Equipe Jonathan Palmer Porsche 962 C 77
C1 Brun Motorsport Jochen Mass Porsche 962 C 76
C1 Joest Racing Stanley Dickens Porsche 962 C 75
C1 Primagaz Competition Pierre Yver Porsche 962 C 72
C2 Swiftair Ecurie Ecosse David Leslie Ecosse C286 – Ford 72
C2 Spice Engineering Gordon Spice Spice SE86C – Ford 71
C2 Tiga Ford Denmark John Sheldon Tiga GC287 – Ford 70
C2 Spice Engineering Nick Adams Spice SE87C – Ford 70
C1 Brun Motorsport Jésus Pareja Porsche 962 C 70

Question: What was the highest number of laps for class C1 and driver Derek Bell for the 1987 200 miles of Norisrings race 2?