condition mean min max 4 h after light 261.51415599999996 202.995073 320.033239 8 h after light 217.26982049999998 215.877467 218.662174 12 h after light 203.507609 180.806558 226.20866 4 h after dark 223.275657 198.896557 247.654757 8 h after dark 247.6053705 229.607313 265.603428 12 h after dark 278.461134 278.461134 278.461134