condition mean min max 0 h after light 0.1192245 0.0 0.238449 4 h after light 0.821375 0.0 1.64275 8 h after light 0.595526 0.484588 0.706464 4 h after dark 1.173465 0.0 2.34693 8 h after dark 0.591 0.0 1.182 12 h after dark 0.0 0.0 0.0