| | | | 2021 11 1 | | | | | | | 2021 9 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 3000 | | | | | PPP | | | | 1.5‰— | 3‰ | 10% | 90% | | 4 | 1 | | 2 | | | 3 | | | 4 | | | | | 1 | | 2 | | 2021 11 1 | | | |