condition mean min max 3 h after light 0.18308 0.102719 0.334051 6 h after light 0.08638816666666665 0.0339292 0.126185 9 h after light 0.14765466666666668 0.0 0.260213 12 h after light 0.27081575 0.119858 0.498025 3 h after dark 0.26109133333333334 0.231623 0.308845 6 h after dark 0.420867 0.230791 0.700377 9 h after dark 0.248032 0.175789 0.368685 12 h after dark 0.15934435 0.0893037 0.229385