condition mean min max 3 h after light 0.03862433333333334 0.0 0.115873 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.027036 0.0 0.108144 3 h after dark 0.0 0.0 0.0 6 h after dark 0.03436033333333333 0.0 0.103081 9 h after dark 0.036221666666666666 0.0 0.108665 12 h after dark 0.0 0.0 0.0