condition mean min max 2 h after light 315.508 172.564 439.396 6 h after light 1248.7201666666667 756.412 2214.08 10 h after light 1307.3398333333334 733.419 2230.41 14 h after light 870.5273333333333 389.155 1632.4 18 h after light 485.5568333333333 303.835 821.916 2 h after dark 136.0666 55.0059 279.631