condition mean min max 0 h after light 167.78449999999998 167.202 168.367 4 h after light 136.624 124.937 148.311 8 h after light 247.17600000000002 220.473 273.879 4 h after dark 287.665 239.056 336.274 8 h after dark 228.083 225.659 230.507 12 h after dark 149.845 145.115 154.575