0 0.36953125 0.5640625 0.153125 0.38125
21 0.31484375 0.2640625 0.17890625 0.03515625
21 0.3359375 0.3546875 0.13828125 0.040625
21 0.46484375 0.38828125 0.253125 0.28828125