Level 1 - 5 (1k) x2/Lv
Level 6 - 10 (1k) x4/Lv
Level 11 - 15 (1k) x8/Lv
Level 16 - 20 (1k) x11/Lv
Level 21 - 25 (1k) x15/Lv
Level 26 - 30 (1k) x18/Lv
Level 31 - 35 (1k) x22/Lv