19. Inventories
in PLN thousand | As at 31 December 2017 | As at 31 December 2016 |
Raw materials | 70 078 | 63 983 |
Prepayments for deliveries | 508 | 284 |
Energy origin certificates | 8 762 | 10 941 |
79 348 | 75 208 | |
in PLN thousand | As at 31 December 2017 | As at 31 December 2016 |
Raw materials | 70 078 | 63 983 |
Prepayments for deliveries | 508 | 284 |
Energy origin certificates | 8 762 | 10 941 |
79 348 | 75 208 | |