condition mean min max 4 h after light 0.9103353333333333 0.0 2.47938 8 h after light 1.086544 0.160862 1.75966 12 h after light 1.226694 0.530932 1.79931 4 h after dark 1.859336 0.238788 3.34187 8 h after dark 0.9049936666666667 0.477773 1.35705 12 h after dark 1.0675153333333334 0.269186 1.52688