condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.024352966666666667 0.0 0.0730589 9 h after light 0.0 0.0 0.0 12 h after light 0.030615299999999998 0.0 0.0918459 3 h after dark 0.0 0.0 0.0 6 h after dark 0.024229399999999998 0.0 0.0726882 9 h after dark 0.05110666666666667 0.0 0.15332 12 h after dark 0.0 0.0 0.0