condition mean min max 3 h after light 0.8616305 0.245061 2.70836 7 h after light 1.4011719166666667 0.366437 4.45234 11 h after light 1.0248959166666667 0.115632 3.09571 2 h after dark 1.0618195 0.205971 4.27694 6 h after dark 1.0326355 0.10248 3.59402 10 h after dark 1.0004760666666666 0.0 3.60868