condition mean min max 4 h after light 2018.442 1767.717 2388.935 8 h after light 1962.7222 957.7076 2771.113 12 h after light 572.3971 381.9671 744.311 16 h after light 657.4090333333334 296.6492 1082.833 4 h after dark 1256.8973333333333 1075.474 1375.2179999999998 8 h after dark 1572.3136666666667 1333.029 1859.65