condition mean min max 3 h after light 0.5545875833333334 0.196946 1.3002 7 h after light 0.2885090166666667 0.0442382 0.57077 11 h after light 0.3895787 0.0971474 0.853861 2 h after dark 0.602221325 0.0352399 1.533 6 h after dark 0.461164 0.044325 1.01499 10 h after dark 0.5671341666666666 0.12181 1.28117