condition mean min max 4 h after light 101.7750385 86.10466 117.445417 8 h after light 86.863873 86.219589 87.508157 12 h after light 103.6723045 90.921776 116.422833 4 h after dark 52.346851 37.69367 67.000032 8 h after dark 36.988834499999996 27.994749 45.98292 12 h after dark 94.135413 94.135413 94.135413