The state also has five Micropolitan Statistical Areas centered on Bozeman, Butte, Helena, Kalispell and Havre. These communities, excluding Havre, are colloquially known as the "big 7" Montana cities, as they are consistently the seven largest communities in Montana, with a significant population difference when these communities are compared to those that are 8th and lower on the list. According to the 2010 U.S. Census, the population of Montana's seven most populous cities, in rank order, are Billings, Missoula, Great Falls, Bozeman, Butte, Helena and Kalispell. Based on 2013 census numbers, they collectively contain 35 percent of Montana's population. and the counties containing these communities hold 62 percent of the state's population. The geographic center of population of Montana is located in sparsely populated Meagher County, in the town of White Sulphur Springs.

How much of the states population does the "Big 7" have?