| 34. | Operating leases |
Lease contracts, which mainly comprise leases of radio, transmission, office and internet capacity, expire on various dates. The leases have varying terms, escalation clauses and renewal rights. On renewal, the terms of the leases are renegotiated.
Commitments for minimum lease payments in relation to non-cancellable operating leases are payable as follows:
| 2017 | 2016 | |||||||
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Within one year |
144,424 | 163,336 | ||||||
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Later than one year but not later than five years |
346,832 | 345,374 | ||||||
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Later than five years |
167,227 | 101,328 | ||||||
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| 658,483 | 610,038 | |||||||
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Rental expense relating to operating leases are as follows:
| 2017 | 2016 | 2015 | ||||||||||
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Minimum lease payments |
812,385 | 837,575 | 751,816 | |||||||||
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Contingent rentals |
— | — | 1,733 | |||||||||
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Total |
812,385 | 837,575 | 753,549 | |||||||||
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Rental expenses have been recognized within cost of sales and administration expenses for the years ended 31 December 2017, 2016 and 2015.