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 0.028503566666666664 0.0 0.0855107 12 h after light 0.0215756 0.0 0.0647268 3 h after dark 0.085459 0.0535636 0.137705 6 h after dark 0.05610356666666667 0.0 0.100201 9 h after dark 0.028587666666666667 0.0 0.085763 12 h after dark 0.0 0.0 0.0