Pudong is the most populous district in Shanghai. According to the 2010 Census, it has 5,044,430 people in 1,814,802 families, around 1/4 of Shanghai's total population, an explosive growth since the last census thanks to immigrants. Pudong's resident population growth is well above national average because it is a popular immigration destination. The 2010 census shows a 58.26% increase in the last decade, or an annual pace of 4.7%. In particular, the district saw am immigration growth of 189.5%, or an annual pace of 11.22%.