This is on me using Google, but the international nautical flags say the letters are RI_UK. The space for number 3 meaning there was no flag of that design that represents a letter. Unfortunately, I don't think it means anything. Kind of a missed opportunity.
Federal spending on health care in 2015. The Congressional Budget Office and the Office of Management and Budget estimate that the federal government will spend more than $980 billion on health care in fiscal year 2015 (see table 1).
Per capita public and private health expenditures combined in The United States are $8,895.10 USD while Canada spends $5,740.70 USD. This entry contains the per capita public and private health expenditure at purchase power parity using US Dollars.