Suppose in a country Real GDP increased from $212,400 to $242,250 while the population increased from 111 to 123. The change in real per-capita GDP would be: $_______________**You must report your answer as a whole number - do not include a decimal or a dollar sign. For example, 15 or 268 or -173. If you do not report it in this way, it may be marked as incorrect. Note on rounding: 0.5 or higher rounds up; everything else rounds down.**