condition mean min max 4 h after light 2.8763446666666668 2.7751669999999997 3.0031630000000002 8 h after light 2.071242333333333 1.472359 2.443274 12 h after light 2.014096 1.389731 3.110385 16 h after light 13.004579333333334 2.561043 33.59239 4 h after dark 2.3446493333333334 2.1805630000000003 2.634025 8 h after dark 1.507024 1.4460469999999999 1.573245