condition mean min max 0 h after light 2.6556300000000004 2.58909 2.72217 4 h after light 4.53464 4.17779 4.89149 8 h after light 9.792380000000001 8.04076 11.544 4 h after dark 3.9547749999999997 2.81491 5.09464 8 h after dark 2.08637 1.92514 2.2476 12 h after dark 1.68499 1.53015 1.83983