condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.04090566666666667 0.0 0.122717 12 h after light 0.0 0.0 0.0 3 h after dark 0.033209 0.0 0.0566045 6 h after dark 0.014989833333333334 0.0 0.0449695 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0