condition mean min max 0 h after light 2.61634 2.39043 2.84225 2 h after light 1.7036449999999999 1.51263 1.89466 4 h after light 1.9891899999999998 1.71471 2.26367 8 h after light 3.3400549999999996 2.47665 4.20346 12 h after light 2.5405949999999997 2.14097 2.94022 2 h after dark 2.831005 2.18722 3.47479 4 h after dark 2.82127 2.5693 3.07324 8 h after dark 2.46729 1.63781 3.29677 12 h after dark 2.78627 2.6547 2.91784