Level from financial statements compiled by and purchased from SNL Financial. Year-end level from Annual Statement, sum of table Liabilities, Surplus, and Other Funds, line 2, Aggregate reserve for accident and health policies, and Separate Accounts Statement, exhibit 3, Accident and health contracts, column Total, line Totals. Levels for other quarters from quarterly statement, table Liabilities, Surplus, and Other Funds, line 2, Aggregate reserve for accident and health policies, and FOF Section estimate of accident and health reserve liabilities in separate accounts. Unadjusted flow is the change in the level; data for the most recent ten years show no significant seasonality.