condition mean min max 2 h after light 0.3945731666666667 0.0 0.936239 6 h after light 0.317266 0.0 1.34615 10 h after light 0.4137328333333333 0.0 0.95361 14 h after light 0.42685683333333335 0.0 0.983703 18 h after light 0.413506 0.0 0.751489 2 h after dark 1.062475 0.0 2.11405