condition mean min max 3 h after light 0.13792629230333334 0.0 0.413777 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 4.805133333333333e-05 0.0 0.000144154 3 h after dark 0.0 0.0 0.0 6 h after dark 0.21051233333333333 0.0 0.631537 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0