Section, acts Apr. 30, 1900, ch. 339, § 76, 31 Stat. 155; Apr. 8, 1904, ch. 948, 33 Stat. 164; Mar. 4, 1913, ch. 141, § 3, 37 Stat. 737, directed United States Commissioner of Labor Statistics to assemble and report on statistical details relating to all departments of labor in Territory of Hawaii.