condition mean min max 4 h after light 0.13033895 0.0726699 0.188008 8 h after light 0.0248294 0.0 0.0496588 12 h after light 0.0 0.0 0.0 4 h after dark 0.04666833333333333 0.0 0.140005 8 h after dark 0.0 0.0 0.0 12 h after dark 0.03382866666666667 0.0 0.101486