| 0.01 PROM cost | 0.066133 LKK |
| 0.1 PROM cost | 0.661334 LKK |
| 0.2 PROM cost | 1.322668 LKK |
| 1 PROM cost | 6.613341 LKK |
| 5 PROM cost | 33.066706 LKK |
| 10 PROM cost | 66.133411 LKK |
| 50 PROM cost | 330.667057 LKK |
| 100 PROM cost | 661.334114 LKK |
| 1000 PROM cost | 6,613.341144 LKK |
| 10000 PROM cost | 66,133.411441 LKK |
| 100000 PROM cost | 661,334.114408 LKK |