1116,1115,1116,1117,1118,1117,1116,1115,1111,1111,1109,1108,1108,1109,1112,1112,1115;1520,1521,1523,1524,1524,1526,1527,1526,1526,1524,1522,1520,1519,1518,1518,1519,1519