The following table sets out the contractual maturities (representing undiscounted contractual cash-flows) of financial liabilities:
| At December 31, 2017 | Up
to 1 year |
Between
1 and 5 years |
Over
5 years |
Total | ||||||||||||
| Trade and other payables | $ | 6,389,497 | $ | 19,597 | $ | – | $ | 6,409,094 | ||||||||
| Loans and borrowings | 4,438,354 | 3,967,793 | 14,178,454 | 22,584,601 | ||||||||||||
| Notes payable to stockholders | 3,987,479 | – | – | 3,987,479 | ||||||||||||
| Derivative financial liabilities | 1,859,700 | – | – | 1,859,700 | ||||||||||||
| Total | $ | 16,675,030 | $ | 3,987,390 | $ | 14,178,454 | $ | 34,840,874 | ||||||||
| At December 31, 2016 | Up
to 1 year |
Between 1 and 5 years |
Over
5 years |
Total | ||||||||||||
| Trade and other payables | $ | 5,914,549 | $ | 80,355 | $ | – | $ | 5,994,904 | ||||||||
| Loans and borrowings | 4,206,847 | 5,021,073 | 16,089,243 | 25,317,163 | ||||||||||||
| Notes payable to stockholders | 2,516,981 | – | – | 2,516,981 | ||||||||||||
| Derivative financial liabilities | 794,235 | – | – | 794,235 | ||||||||||||
| Total | $ | 13,432,612 | $ | 5,101,428 | $ | 16,089,243 | $ | 34,623,283 | ||||||||
| At December 31, 2015 | Up
to 1 year |
Between
1 and 5 years |
Over
5 years |
Total | ||||||||||||
| Trade and other payables | $ | 5,372,684 | $ | – | $ | – | $ | 5,372,684 | ||||||||
| Loans and borrowings | 5,087,208 | 4,034,053 | 17,686,726 | 26,807,987 | ||||||||||||
| Notes payable to stockholders | 1,328,263 | – | – | 1,328,263 | ||||||||||||
| Derivative financial liabilities | 2,733,836 | – | – | 2,733,836 | ||||||||||||
| Total | $ | 14,521,991 | $ | 4,034,053 | $ | 17,686,726 | $ | 36,242,770 | ||||||||