condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.12941743333333333 0.0790593 0.162488 9 h after light 0.218582 0.0 0.482873 12 h after light 0.593639 0.074533 1.05576 3 h after dark 0.10608983333333334 0.0 0.225832 6 h after dark 0.13619533333333333 0.0 0.276316 9 h after dark 0.1077284 0.0 0.238999 12 h after dark 0.0 0.0 0.0