Table 4. Percentage of selective sweeps for various models, initial conditions, and distributions of effects.

		Effects
Model	Initial condition	Uniform	k = 0.2	k = 0.35	k = 1
Constant environment	Neutral	16.15	1.16	3.05	12.28
Constant environment	Mut.-sel. balance (μ = 2.5 × 10−8)	43.48	29.45	18.22	30.31
Constant environment	Mut.-sel. balance (μ = 8.4 × 10−9)	43.67	32.16	21.54	29.44
Changing environment (<0.1)a	Equilibriumb	0.26	0.36	0.4	0
Changing environment (<0.5)a	Equilibriumb	0.28	0.43	0.35	0.04
Optimum change (θ < 0.1)	Neutral	14.67	0.71	2.09	9.46
Optimum change (θ < 0.5)	Neutral	17.2	5.21	9.15	16.05
Optimum change (θ < 0.1)	Equilibriumb	0.05	0.03	0.09	0.16
Optimum change (θ < 0.5)	Equilibriumb	2.27	1.27	2.8	3.97
General fitness	Neutral	24.09	6.22	12.98	26.77

^aEffects were changed randomly relative to the initial effects by 10 or 50%.

^bThe equilibrium states of the constant-environment model were used as initial condition.