A small town had a population of 5,000 people in the year 2010. The birth rate that year was 3 per every 1,000 people. The death rate was 4 per every 1,000 people. Two members of the population immigrated, and 20 members of the population emigrated. Using this information, what is the population size for the year 2011?
5,017
4,981
4,977
5,013