The law was amended in 2 of 1883, 11 of 1887, 13 of 1888, 13 of 1890, 3 of 1892, 11 of 1895, 15 of 1898, 16 of 1898, 5 of 1903, 10 of 1903, 12 of 1906, 10 of 1909, 10 of 1910, 26 of 1912, 7 of 1915, 16 of 1918, 21 of 1919, ...