condition mean min max 4 h after light 1.413657 0.827004 2.00031 8 h after light 0.7210920000000001 0.361754 1.08043 12 h after light 3.014315 2.30921 3.71942 4 h after dark 5.008205 4.82634 5.19007 8 h after dark 3.3423 2.81763 3.86697 12 h after dark 2.612665 1.99155 3.23378