solids 55.8 60.9 37 91.3 65.8 42.3 33.8 60.6 76 69 45.9 39.1 35.5 56 44.6 71.7 61.2 61.5 47.2 74.5 83.2 40 31.7 36.7 62.3 47.3 94.6 56.3 30 68.2 75.3 71.4 65.2 52.6 58.2 48 61.8 78.8 39.8 65 60.7 77.1 59.1 49.5 69.3 69.8 64.9 27.1 87.1 66.3