condition mean min max 4 h after light 128.59666666666666 106.7526 142.0989 8 h after light 139.61401 89.57103000000001 186.9746 12 h after light 120.96844333333334 95.34463000000001 139.2438 16 h after light 180.75900000000001 124.9483 245.4358 4 h after dark 145.45808 89.35734000000001 193.6836 8 h after dark 125.19297666666667 93.00313 143.9093