condition mean min max 0 h after light 1.384085 0.0 2.76817 2 h after light 2.07982 0.0 4.15964 4 h after light 4.14459 4.07017 4.21901 8 h after light 2.14409 0.0 4.28818 12 h after light 2.180075 1.57992 2.78023 2 h after dark 1.42494 0.0 2.84988 4 h after dark 2.070905 0.0 4.14181 8 h after dark 3.030325 1.55678 4.50387 12 h after dark 5.057955 4.43232 5.68359