condition mean min max 4 h after light 0.8230105 0.563601 1.08242 8 h after light 2.959995 2.54262 3.37737 12 h after light 12.7756 12.5718 12.9794 4 h after dark 7.36683 6.61159 8.06612 8 h after dark 1.8625800000000001 1.65231 2.12442 12 h after dark 0.930797 0.840549 1.10283