Pew Retirement Savings Survey of Near and Recent Retirees - Methods statement

These areas contain 56% of the population within 8% of the geographic area of the United States. [...] The subsample of addresses that are selected for the nonresponse follow-up have their panel base sampling weights inflated by the inverse of the subsampling rate. [...] The weights adjusted to the external population totals are the final panel weights. [...] Study-specific base sampling weights are derived using a combination of the final panel weight and the probability of selection associated with the sampled panel member. [...] The weights adjusted to the external population totals are the final study weights.