condition mean min max 4 h after light 0.5662134999999999 0.544966 0.587461 8 h after light 0.344341 0.22318 0.465502 12 h after light 0.3616165 0.289259 0.433974 4 h after dark 0.3345576666666667 0.128615 0.612577 8 h after dark 0.39349 0.340199 0.476889 12 h after dark 0.21973833333333334 0.0 0.373817