1. With a population of 12,338,471 people, New York-Newark was the most populated urban area in 1950. Cite figure in millions, round to single decimal, per AP style
2. In 2030, Japan is expected to be the most populous urban area with a projected population of 37,190,489. Cite figure in millions, round to single decimal, per AP style
3. Cancun, Mexico, had the highest rate of change in population from 1950 to 2015, with a rate of change of 16,894,000 percent.
4. 48 urban areas are expected to lose population from 2010 to 2030, with Latvia losing the highest percentage of their population and with Japan losing the most of its citizens. Latvia is projected to lose 24 percent of its population, amounting to a loss of 158,622 citizens. Japan is projected to lose only 4 percent of its population, but that amounts to 201,449 citizens. Nice
5. In the United States area, The Woodlands are expected to have the highest percent increase in population between 2015 and 2030, with a 66.38 Round to single decimal, per AP style percent projected increase. Detroit is expected to have the lowest percent increase with only a 6.8 percent growth.

UrbanPop-dcr