condition mean min max 4 h after light 0.029868899999999997 0.0208062 0.0389316 8 h after light 0.040544250000000004 0.0147747 0.0663138 12 h after light 0.02659155 0.0241516 0.0290315 4 h after dark 0.06279893333333333 0.016896 0.0951741 8 h after dark 0.0 0.0 0.0 12 h after dark 0.012399133333333333 0.0 0.0371974