condition mean min max 4 h after light 127.302644 121.450154 133.155134 8 h after light 157.210107 145.015279 169.404935 12 h after light 174.4981055 152.955661 196.04055 4 h after dark 149.3921155 144.794978 153.989253 8 h after dark 142.979748 111.661383 174.298113 12 h after dark 97.297084 97.297084 97.297084