condition mean min max 3 h after light 152.826 69.88 223.334 6 h after light 72.24593333333334 51.4396 108.298 9 h after light 66.24173333333334 63.4766 69.2989 12 h after light 70.12950000000001 60.158 78.7672 3 h after dark 94.67346666666667 87.9082 100.239 6 h after dark 91.9983 57.9806 118.14 9 h after dark 75.39476666666667 52.2647 109.399 12 h after dark 59.9724 39.9379 80.0069