condition mean min max 2 h after light 1.701446 0.964026 2.92799 6 h after light 1.0909223333333333 0.356096 1.6774 10 h after light 0.881337 0.100126 1.70581 14 h after light 0.5250473333333333 0.10304 0.95872 18 h after light 0.9249835 0.600666 1.41728 2 h after dark 0.7731471666666667 0.154957 1.06057