that more comprehensive regulation of child workers 10 to 1913-4 | 40,023,358 | 48,694,000 | 7,874,980| 7,904,062 I914-5 46,040,000 | 87,320,303 | 7,170,000 | 11,432,000 1915 6 46,000,000 | 40,930,000 | 10,927,000} 8,951,000 1916-7 21,804,010