Flight Rising Discussion

So I'm planning on creating a leveling service and I'd like to know what you guys think on these rates.
3000t Per level 1-5
1-2: 3000
2-3: 6000
3-4: 9000
4-5: 1200

5000t per level 6-11
5-6: 17000t
6-7: 22000t
7-8: 27000
9-10 32000
10-11 37000

10000t per level 12-18
11-12 47000
12-13 57000
13-14 67000
14-15 87000
15-16 97000
16-17 10700
17-18 11700

15000t per level 19-25
18-19: 132000
19-20 147000
20-21 162000
21-22 177000
22-23 192000
23-24 20700
24-25 222000