Breakdown of deferred tax as of December 31, 2017, 2016 and 2015 is as follows:
| 2017 | 2016 | 2015 | ||||||||||
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Deferred tax assets |
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Provisions and other non-deductible liabilities |
1,861 | 3,607 | 3,093 | |||||||||
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Tax losses carryforward and other tax credits |
6,484 | 3,837 | 3,236 | |||||||||
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Miscellaneous |
99 | 82 | 83 | |||||||||
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Total deferred tax assets |
8,444 | 7,526 | 6,412 | |||||||||
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Deferred tax liabilities |
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Property, plant and equipment |
(43,931 | ) | (45,579 | ) | (45,393 | ) | ||||||
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Miscellaneous |
(1,570 | ) | (3,848 | ) | (4,877 | ) | ||||||
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Total deferred tax liabilities |
(45,501 | ) | (49,427 | ) | (50,270 | ) | ||||||
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Total Net deferred tax |
(37,057 | ) | (41,901 | ) | (43,858 | ) | ||||||
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