| Provisions for personnel salaries and expenses: |
| As of December 31, | |||
| 2017 | 2016 | ||
| MCh$ | MCh$ | ||
| Provision for seniority compensation | 17,874 | 10,376 | |
| Provision for stock-based personnel benefits | - | - | |
| Provision for performance bonds | 53,947 | 38,510 | |
| Provision for vacations | 23,039 | 21,800 | |
| Provision for other personnel benefits | 2,716 | 1,906 | |
| Total | 97,576 | 72,592 | |