condition mean min max 2 h after light 5.07159 4.87817 5.33196 6 h after light 6.102473333333333 5.65243 6.81474 10 h after light 8.58902 8.16772 8.97553 2 h after dark 11.583 10.9712 12.6153 6 h after dark 12.033866666666666 11.6349 12.2384 10 h after dark 10.379999999999999 10.107 10.7835