condition mean min max 3 h after light 13.0308425 8.49834 20.0963 7 h after light 13.904925833333333 8.22328 22.6996 11 h after light 16.930990833333333 9.70289 22.8811 2 h after dark 17.229775 10.5112 24.069 6 h after dark 15.256019166666666 8.60253 22.0745 10 h after dark 15.046075833333333 9.20441 22.3924