§ 4113. Census. The commissioner of education shall cause to be taken a complete annual census of the Indian children between birth and eighteen years of age on any reservation; such census shall be taken between the first day of May and the last day of August and shall include all such facts and information as are required by section thirty-two hundred forty-one of this chapter. A report of such census shall be prepared in duplicate and a copy filed with the commissioner on or before the fifteenth day of October.