condition mean min max 0 h after light 31.19505 25.4377 36.9524 2 h after light 12.0574 11.5269 12.5879 4 h after light 7.191685 6.90965 7.47372 8 h after light 12.3966 10.9196 13.8736 12 h after light 18.05395 17.3914 18.7165 2 h after dark 26.39435 26.0308 26.7579 4 h after dark 27.331899999999997 25.7745 28.8893 8 h after dark 39.9487 39.3931 40.5043 12 h after dark 33.9235 29.9342 37.9128