2021 | 90426 2020 | 85310 5116 6. | 0% 2020 0.1 | 2021 | | 5.2% | | 93266 2020 87916 | 5350 6.1% | 2020 0.5 | 2021 | | 5.3% | | | | | | | 97545 | | 83045 | 7 | 94358 | | 19 9 | | 142301 | | 120748 | 113337 | | 48506 | 52855 | 55730 | | | | | 127931 | | | | | 5599 | | 1. | 1 | | 2 | | | | | | | | | | | 3 | | | 2. | | | | | | | | | | 3. | | | | | | | 4. | | | | | | 7 | | 5. | | GB / T 4754 - 2017 | | 6. | - 2021 | |