condition mean min max 4 h after light 56.34699666666666 52.84075 58.49887 8 h after light 38.617000000000004 30.70148 50.90188 12 h after light 41.560426666666665 30.787440000000004 51.538779999999996 16 h after light 61.063093333333335 44.95694 78.28068 4 h after dark 47.63979666666667 43.80195 51.16535 8 h after dark 33.93481 24.832829999999998 39.96456