| | December 31, 2017 | | | December 31, 2016 | | ||
Retained earnings | | Ps. | 1,829,515 | | | Ps. | 919,601 | |
Legal reserve | | | 11,140 | | | | 11,140 | |
Statutory and voluntary reserves | | | 5,333,763 | | | | 5,591,387 | |
| | Ps. | 7,174,418 | | | Ps. | 6,522,128 | |