| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 50% | | | | | | | | | 2% | | | | | | | 2% | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2021 12 | | 3 | | |