Based on the final results of the 2011 SOC, the estimated number of children aged 5 to 17 years who worked for at least one hour during the past week in October 2011 was 3.3 million. They accounted for 12.4 percent of the estimated 26.6 million... Read more about Estimated Number of Working Children 5 to 17 Years Old Who Worked During The Past Week Was 3.3 Million (Final Results of the 2011 Survey on Children)