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Cost of services
12 Months Ended
Dec. 31, 2017
Cost Of Service [Abstract]  
Cost of services

22.

Cost of services

Cost of services for the years ended December 31,  2015,  2016 and 2017 was composed of the following:

 

 

 

2015

 

 

2016

 

 

2017

 

Employee cost (Note 24)

 

Ps.

 

502,794

 

 

Ps.

 

584,560

 

 

Ps.

 

663,360

 

Maintenance

 

 

 

302,203

 

 

 

 

346,805

 

 

 

 

505,352

 

Safety, security and insurance

 

 

 

249,752

 

 

 

 

282,310

 

 

 

 

317,023

 

Utilities

 

 

 

192,158

 

 

 

 

222,891

 

 

 

 

278,895

 

Other

 

 

 

311,351

 

 

 

 

345,805

 

 

 

 

345,777

 

 

 

Ps.

 

1,558,258

 

 

Ps.

 

1,782,371

 

 

Ps.

 

2,110,407