condition mean min max 3 h after light 1.7107577916666667 0.0 6.7567 7 h after light 2.19613025 0.0 9.48101 11 h after light 1.4754439166666666 0.0 7.13101 2 h after dark 1.51485305 0.0 7.40651 6 h after dark 1.6548577916666667 0.0 8.595 10 h after dark 2.252651025 0.0 11.7589