Unadjusted flow from BEA, NIPA. Series calculated as Table 3.2, line 14, Federal government, Rents and royalties; plus Table 3.3, line 15, State and local government, Rents and royalties. Series is converted to quarterly basis by dividing the unadjusted flow by 4. Data for the most recent ten years show no significant seasonality. Series has no levels.