R14 and R15 have been completed in March 2017 and June 2018 respectively, while R16 is expected to be completed in December 2019.
R14 ແລະ R15 ໄດ້ສໍາເລັດໃນເດືອນມີນາ 2017 ແລະມິຖຸນາ 2018 ຕາມລໍາດັບ, ໃນຂະນະທີ່ R16 ຄາດວ່າຈະສໍາເລັດໃນເດືອນທັນວາ 2019.