All character attributes and other statistics are percentiles; some scores are rolled, and some are derived from combinations of two or more other scores.
Comparatively, the average household wealth of the lowest quartile was -$27,000 and the average household wealth of the second quartile (bottom 20-40th percentile of the population) was $5,000.
The specialist performance measurement firms calculate quartile and decile data and close attention would be paid to the (percentile) ranking of any fund.