The Sheriff of said City shall be subject to a penalty of five dollars in each case in which returns are not made within the time prescribed in this subheading. P.L.L., 1860, §189 1888, §194 1915, §338 1927, §338 1930, §338 1938, §436 1949, §269 1969, §22-48 1898, ch. 123, §338