condition mean min max 3 h after light 0.26855066666666666 0.0 0.805652 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.29535 0.0 1.1814 3 h after dark 0.4345033333333333 0.0 1.30351 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0