Future minimum lease rentals under non-cancellable operating lease commitments for office premises as of December 31, 2017 and December 31, 2016 are as follows:
| As of December 31, 2016 |
As of December 31, 2017 |
|||||||
|
Within one year |
244 | 397 | ||||||
|
After one year but not more than five years |
583 | 693 | ||||||