In March 2017, the population of France officially reached the 67,000,000 mark. It had reached 66,000,000 in early 2014. Between the years 2010-17, the population of France grew from 64,613,000 to 66,991,000 (i.e. about 2.4 million people in a span of 7 years), making France one of the fastest-growing countries in Europe. The population of France is growing by 1,000,000 people every three years- an average annual increase of 340,000 people, or +0.6%.
Question: By how many million people had the population of France grown between early 2014 and March 2017?
Answer: 1