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CASH AND CASH EQUIVALENTS, AND SHORT AND LONG-TERM INVESTMENTS (Tables)
12 Months Ended
Dec. 31, 2018
CASH AND CASH EQUIVALENTS, AND SHORT AND LONG-TERM INVESTMENTS  
Schedule of cash and cash equivalents and investments

 

 

 

 

 

 

    

2018

    

2017

Cash

 

6,800

 

10,439

Banks and immediately available investments

 

2,883,344

 

2,544,899

Cash and cash equivalents

 

2,890,144

 

2,555,338

 

 

 

 

 

 

 

    

2018

    

2017

Held for trading

 

459,470

 

821,518

Short-term investments

 

459,470

 

821,518