R1/R2	281	271	261	251	241	231
321	68.2648	68.604	68.4584	68.8232	70.06	64.6752
311	68.2256	68.5704	68.4272	67.916	64.516	26.7224
301	68.224	68.5688	67.5568	62.5536	26.5264	18.7544
291	68.2728	67.7288	62.2456	25.772	18.46	14.9496
281	67.4344	62.44	25.824	17.9776	14.8424	0.9256
271	62.0104	25.9784	17.9952	14.332	0.904	0.3408