Definition
    
                                    Depreciation: 
It is the value of the assets which can be reproduced and depreciated during the year, depreciation is calculated on the current substitutive value.
            
            
 
    Universe
    
                                    Taxi passengers
Privet passengers
Freight transport by road
            
            
 
    Source of information
    
                                    The owners or the managers of the selected economic establishments