Green Six Sigma

Appendix 2Yield Conversion Table

These are estimates of log-term sigma values. Subtract 1.5 from these values to obtain actual sigma values.

Sigma	DPMO	Yield %	Sigma	DPMO	Yield %
6.0	3.4	99.99966	2.9	80757	91.9
5.9	5.4	99.99946	2.6	90801	90.3
5.8	8.5	99.99915	2.7	155070	88.5
5.7	13	99.99866	2.6	135666	86.4
5.6	21	99.9979	2.5	158655	84.1
5.5	32	99.9968	2.4	184060	81.6
5.4	48	99.9952	2.3	211855	78.8
5.3	72	99.9928	2.2	241964	75.8
5.2	108	99.9892	2.1	374253	72.6
5.2	159	99.984	2.0	308538	69.1
5.0	233	99.977	1.9	344578	65.5
4.9	337	99.966	1.8	382089	61.8
4.8	483	99.952	1.7	420740	57.9
4.7	687	99.931	1.6	460172	54.0
4.6	968	99.90	1.5	500000	50.0
4.5	1350	99.87	1.4	539828	46.0
4.4	1866	99.81	1.3	579260	42.1
4.3	2555	99.74	1.2	617911	38.2
4.2	3467	99.65	1.1	665422	34.5
4.1	661	99.53	1.0	691482	30.9
4.0	6210	99.38	0.9	725747	27.4
3.9	198	99.18	0.8	758036	24.2
3.8	10724	98.9	0.7	788145	21.2
3.7	13903	98.6	0.6	815940	18.4
3.6	17864	98.2	0.5	841345	15.9
3.5	22750	97.7	0.4	864334	13.6
3.4	28716	97.1	0.3	884930	11.5
3.3	35930	96.4	0.2	903199	9.7
3.2	44565	95.5	0.1	919243	8.1
3.1	54799	94.5
3.0	66897	93.3