condition mean min max 4 h after light 0.03765375 0.0246634 0.0506441 8 h after light 0.00668835 0.0 0.0133767 12 h after light 0.0077942 0.0 0.0155884 4 h after dark 0.08137453333333333 0.0660117 0.092327 8 h after dark 0.05523786666666667 0.0397954 0.0802384 12 h after dark 0.0153017 0.0 0.0459051