condition mean min max 0 h after light 0.45824850000000006 0.305136 0.611361 4 h after light 1.384001 0.902542 1.86546 8 h after light 3.9812200000000004 3.92451 4.03793 4 h after dark 2.253535 1.49841 3.00866 8 h after dark 0.602308 0.303054 0.901562 12 h after dark 1.35467 1.2189 1.49044