"Case","Density" 1,5.5 2,5.61 3,4.88 4,5.07 5,5.26 6,5.55 7,5.36 8,5.29 9,5.58 10,5.65 11,5.57 12,5.53 13,5.62 14,5.29 15,5.44 16,5.34 17,5.79 18,5.1 19,5.27 20,5.39 21,5.42 22,5.47 23,5.63 24,5.34 25,5.46 26,5.3 27,5.75 28,5.68 29,5.85