condition mean min max 3 h after light 134.417 125.738 148.056 6 h after light 139.86033333333333 122.743 150.957 9 h after light 145.936 137.815 158.63 12 h after light 144.23925 133.891 160.455 3 h after dark 172.33333333333334 168.524 178.882 6 h after dark 132.926 128.902 139.476 9 h after dark 114.05766666666666 105.278 126.045 12 h after dark 114.939 109.443 120.435