condition mean min max 3 h after light 0.03963233333333333 0.0 0.118897 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.056016 0.0 0.224064 3 h after dark 0.04034733333333333 0.0 0.121042 6 h after dark 0.02771 0.0 0.08313 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0