condition mean min max 4 h after light 5.45361 5.13733 5.76989 8 h after light 5.090485 4.67476 5.50621 12 h after light 4.588514999999999 4.51141 4.66562 4 h after dark 2.232275 2.1922 2.27235 8 h after dark 3.2489800000000004 2.77986 3.7181 12 h after dark 4.1217950000000005 3.9128 4.33079