Design	2019			2020
	Sample size	Unequal weighting effect	Effective sample size	Sample size	Unequal weighting effect	Effective sample size
Probability	700	1.67	419	583	1.95	299
Hybrid - raking-only	2,571	1.51	1,703	2,512	1.64	1,528
Hybrid - raking + propensity	2,571	1.85	1,391	2,512	2.21	1,134