Answer:
The population of the United States has maintained a steady and notable growth over the years, from 4 million inhabitants during the 1790s to approximately 330 million in 2020. As it can be seen, it has been a notorious growth that is around 1% per year on average, mainly because of the high birth rate in the country (today, more than 3 million births per year) as well as the high immigration rates that arrives at the country.