condition mean min max 1 h after light 6.7232770795 6.61295726 6.833596899 3 h after light 7.174899159 6.639105073 8.036824611 5 h after light 6.800797277333333 4.768786148999999 8.189879093 7 h after light 7.525928655 6.942372847000001 8.644427169 9 h after light 6.649071495666667 5.2196230980000005 9.001494035 11 h after light 7.928243305666666 4.5135037360000005 11.17102338 1 h after dark 7.922146169 7.1743795729999995 9.191881402 3 h after dark 9.143979744333333 7.384036676 11.1679294 5 h after dark 8.062962751333334 7.214112728 8.705944707 7 h after dark 8.255902206666667 7.255506112000001 10.1065903 9 h after dark 7.945232437 7.27153355 8.984442452 11 h after dark 6.702336533333333 5.008170058999999 8.84679035