condition mean min max 4 h after light 1.194945 0.0 2.38989 8 h after light 1.480495 1.36614 1.59485 12 h after light 1.66973 1.58562 1.75384 4 h after dark 2.28468 1.9074 2.76727 8 h after dark 1.5799666666666667 0.0 2.49894 12 h after dark 1.4548066666666666 0.0 2.34086