| | | 2020 | | | | 12 31 | | 2020 | | 2020 | | 2019 | | 100 | 1 | | | | | | | 340 1000 | | | | | 5G | | | | | | | | | | | 2 | | | | | | | | | | | 70 | | | | | | 2019 | 70 | 70 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 31 | | | | | | 2019 | | | | | | | | | | 180 | 2020 | | 2020 | | | | | | | | | 20 | | | | | | | | | | | | | | | | | | | | | | | | 2020 | |