| 0.01 PROM cost | 0.063373 LKK |
| 0.1 PROM cost | 0.633735 LKK |
| 0.2 PROM cost | 1.267470 LKK |
| 1 PROM cost | 6.337348 LKK |
| 5 PROM cost | 31.686740 LKK |
| 10 PROM cost | 63.373481 LKK |
| 50 PROM cost | 316.867403 LKK |
| 100 PROM cost | 633.734806 LKK |
| 1000 PROM cost | 6,337.348057 LKK |
| 10000 PROM cost | 63,373.480566 LKK |
| 100000 PROM cost | 633,734.805659 LKK |