Level estimated by FR Board HREF, on the basis of data from quinquennial benchmark surveys and monthly surveys of a sample of finance companies conducted by FR Board Series is shown in Finance Company Quarterly Report, Assets, Gross accounts receivable, Real estate. Series excludes securitized loans. Unadjusted flow is the change in the level, less other volume changes. Other volume changes include charge-offs beginning 2007:Q1 which are estimated by the FOF section. Seasonally adjusted flow is obtained using the X-12-ARIMA procedure.