'M3'	3.00	2.0000	2.0000	6.72	5.35	2.0
'M4'	4.00	1.4286	1.4286	8.96	7.80	2.5
'M5'	5.00	1.2500	1.2500	11.20	9.75	3.0
'M6'	6.00	1.0000	1.0000	13.44	11.70	4.0
'M8'	8.00	0.8000	0.8000	17.92	15.60	5.0
'M10'	10.00	0.6667	0.6667	22.40	19.50	6.0
'M12'	12.00	0.5714	0.5714	26.88	23.40	8.0
'M14'	14.00	0.5000	0.5000	30.24	26.18	10.0
'M16'	16.00	0.5000	0.5000	33.60	28.96	10.0
'M20'	24.00	0.4000	0.4000	40.32	34.60	12.0