condition mean min max 4 h after light 2.798406 2.754359 2.866802 8 h after light 5.8494193333333335 3.371944 7.455622 12 h after light 1.939948 1.318511 2.732551 16 h after light 2.7889160000000004 2.335583 3.354957 4 h after dark 2.293069666666667 2.1164400000000003 2.607946 8 h after dark 1.5051653333333332 1.431389 1.548371