Question: In 2010, the population of Garfield County in Montana was 1,206 and the county seat, Jordan, Montana, had a population of 343. What is the name of the survey that determines these populations?
{'answer': 'census', 'supporting_facts': [['Garfield County, Montana', 0], ['Garfield County, Montana', 1], ['Jordan, Montana', 0], ['Jordan, Montana', 1]]}