condition mean min max 3 h after light 0.188977 0.0 0.317761 6 h after light 0.22247766666666666 0.0 0.427963 9 h after light 0.06523466666666666 0.0 0.195704 12 h after light 0.14664975 0.0 0.385695 3 h after dark 0.328273 0.0 0.725173 6 h after dark 0.19035033333333334 0.0 0.356264 9 h after dark 0.579033 0.364583 0.92424 12 h after dark 0.2022165 0.0 0.404433