condition mean min max 4 h after light 0.514691 0.0 1.03542 8 h after light 0.787794 0.229363 1.17148 12 h after light 0.816071 0.654489 1.07412 4 h after dark 1.4840216666666666 0.955695 1.87563 8 h after dark 2.04711 1.37329 2.99269 12 h after dark 1.6067066666666667 1.22602 2.03048