condition mean min max 3 h after light 85.88906666666666 75.342 98.9899 6 h after light 76.08993333333333 70.1292 84.2545 9 h after light 83.106 79.0987 85.5537 12 h after light 76.06006666666667 71.8607 79.9667 3 h after dark 153.96433333333334 145.171 161.999 6 h after dark 73.51769999999999 61.8838 88.3992 9 h after dark 59.7372 56.2883 62.7531 12 h after dark 48.1905 44.0572 53.5242