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).
1 In 2015, U.S. health care spending increased 5.8 percent to reach $3.2 trillion, or $9,990 per person. The. coverage expansion that began in 2014 as a result of in the Affordable Care Act continued to have an. impact on the growth of health care spending in 2015. Additionally, faster growth in total health care.