condition mean min max 2 h after light 17.52535 11.9436 23.535 6 h after light 13.91625 10.1114 18.1316 10 h after light 13.084983333333334 7.2059 17.4463 14 h after light 14.48616 7.67568 19.8485 18 h after light 13.387181666666667 9.80699 16.62 2 h after dark 29.725416666666668 22.5389 35.8945