condition mean min max 0 h after light 6.446285 6.38805 6.50452 2 h after light 6.822649999999999 5.83017 7.81513 4 h after light 5.771555 4.58619 6.95692 8 h after light 7.6466 7.16156 8.13164 12 h after light 12.699449999999999 11.4611 13.9378 2 h after dark 12.3167 11.2404 13.393 4 h after dark 9.714205 9.44765 9.98076 8 h after dark 8.278984999999999 6.93154 9.62643 12 h after dark 7.630405 6.94322 8.31759