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Prepaid expenses and other current assets
 12 Months Ended
Dec. 31, 2019
Prepaid expenses and other current assets  
Prepaid expenses and other current assets

10.  Prepaid expenses and other current assets

An analysis of prepaid expenses and other current assets at December 31, 2019, 2018 and 2017 is as follows:

 

 

 

 

 

 

 

 

 

 

 

    

2019

    

2018

    

2017

Advances to suppliers

 

Ps.

283,340

 

Ps.

198,174

 

Ps.

87,536

Advances to components suppliers

 

 

209,557

 

 

67,446

 

 

220,095

Other prepaid expenses

 

 

115,054

 

 

40,655

 

 

56,146

Prepaid insurance

 

 

88,941

 

 

76,896

 

 

68,712

Sales commission to travel agencies (Note 1d)

 

 

84,239

 

 

59,620

 

 

54,501

Advances for constructions of aircraft and engines

 

 

 —

 

 

 —

 

 

13,764

 

 

Ps.

781,131

 

Ps.

442,791

 

Ps.

500,754