Other assets, net

12 Months Ended

Dec. 31, 2018

9. Other assets, net

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


	2017		2018
Current portion:
Advances to suppliers (different from PP&E and inventories)		Ps. 9,536,654		Ps. 12,931,247
Prepaid insurance		683,091		949,590
Costs of mobile equipment and computers associated with deferred revenues		6,182,010		599,628
Other		950,991		815,728

		Ps. 17,352,746		Ps.15,296,193

Non-current portion:
Recoverable taxes		Ps. 12,249,372		Ps. 11,514,455
Prepayments for the use of fiber optics		4,361,668		3,985,216
Prepaid expenses and judicial deposits⁽¹⁾		25,926,436		26,961,930

Total		Ps. 42,537,476		Ps. 42,461,601

For the years ended December 31, 2016, 2017 and 2018, amortization expense for other assets was Ps. 1,340,609, Ps. 620,680 and Ps. 798,243, respectively.

(1)

Judicial deposits represent cash and cash equivalents pledged in order to fulfill the collateral requirements for tax contingencies mainly in Brazil. At December 31, 2017 and 2018, the amount for these deposits is Ps. 20,288,382 and Ps. 18,172,342, respectively. Based on its evaluation of the underlying contingencies, the Company believes that such amounts are recoverable.