		# of iterations				Computation time
N, M		10, 4	100, 2	100, 3	1000, 2	10, 4	100, 2	100, 3	1000, 2
Mean		15.30	16.82	16.92	17.86	1.1713	0.0073	0.1044	0.0225
Std.dev.		1.0926	0.7475	0.8041	0.3505	0.2811	0.0026	0.0365	0.0083
95% C.I.	Lower	13	15	15	17	0.6012	0.0028	0.0405	0.0082
95% C.I.	Upper	17	18	18	18	1.7729	0.0118	0.1575	0.0381