tank bodyweight ENE 1 11.7 15.3 2 25.3 9.3 3 90.2 6.5 4 213.0 6.0 5 10.2 15.7 6 17.6 10.0 7 32.6 8.6 8 81.3 6.4 9 141.5 5.6 10 285.7 6.0