condition mean min max 4 h after light 184.7320565 183.616672 185.847441 8 h after light 224.3231675 217.358914 231.287421 12 h after light 183.216059 145.33308 221.099038 4 h after dark 154.509431 138.766075 170.252787 8 h after dark 142.55798900000002 129.730075 155.385903 12 h after dark 141.155134 141.155134 141.155134