MIN LIMIT 100

Payment of 100 will get 180
200 will get 360
300 will get 540
400 will get 720
500 will get 900
600 will get 1000
700 will get 1100
1000 will get 1850
2000 will get 3700
3000 will get 5500
5000 will get 9200
10000 will get 18500
20000 will get  37000