| Type | 2018 | 2019 | 2020 | Total | % |
| CHP | 14113 | 12568 | 9079 | 35,760 | 83 |
| HOB | 2348 | 2439 | 2391 | 7178 | 17 |
| Total | 16,461 | 15 007 | 11,470 | 42,938 |
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