condition mean min max 2 h after light 1.711657 0.511863 3.57339 6 h after light 1.327617 0.0 2.20791 10 h after light 1.5562765 0.560119 2.59634 14 h after light 1.9697523333333333 0.615274 2.84916 18 h after light 3.201713333333333 1.23257 6.34085 2 h after dark 2.6431525 0.653755 5.02023