condition mean min max 4 h after light 159.1 159.1 159.1 8 h after light 1740.95 278.9 3203.0 12 h after light 1316.1 284.7 2347.5 4 h after dark 2339.6000000000004 199.1 4480.1 8 h after dark 1455.8 145.1 2766.5 12 h after dark 2007.9499999999998 426.2 3589.7