condition mean min max 2 h after light 4.8195405000000004 0.0 21.6158 6 h after light 13.756 0.0 66.7679 10 h after light 10.2753395 0.0 38.7734 14 h after light 1.0752760000000001 0.0 3.66394 18 h after light 1.0226933333333335 0.0 2.24628 2 h after dark 9.480098333333334 0.0 47.3862