condition mean min max 4 h after light 1.1244725 0.695795 1.55315 8 h after light 1.1792099999999999 1.14546 1.21296 12 h after light 0.9582905 0.803131 1.11345 4 h after dark 0.978913 0.861582 1.1425 8 h after dark 0.533179 0.376555 0.68499 12 h after dark 0.9478803333333334 0.563381 1.16223