condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 7.456866666666667e-08 0.0 2.23706e-07 9 h after light 0.04615919953333333 0.0 0.138451 12 h after light 1.9311525e-09 0.0 7.72461e-09 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.089674 0.0 0.179348