ThangUSA DB
http://www.thangdb.com//levelinfo.php
Experience required for each level. 1,009,476,935. 1,059,950,781. 1,112,948,320. 1,168,595,736. 1,227,025,523. 1,288,376,799. 1,352,795,639. 1,420,435,421. 1,491,457,192. 1,566,030,052. 1,644,331,555. 1,726,548,132. 1,812,875,539. 1,903,519,316. 1,998,695,282. 2,098,630,046. 2,203,561,548. 2,313,739,626. 2,429,426,607. 2,550,897,937. 2,678,442,834. 2,812,364,976. 2,952,983,225. 3,100,632,386. 3,255,664,005. 3,418,447,205. 3,589,369,566. 3,768,838,044. 3,957,279,946. 4,155,143,943. 4,362,901,141. 104,011,...