Experience

Experience is accrued by defeating enemies and accomplishing missions.

Experience Table

Level	Incremental	Cumulative	Level	Incremental	Cumulative
1	n/a	0	26	85,200	446,119
2	106	106	27	108,000	554,119
3	337	443	28	135,000	689,119
4	582	???	29	166,650	???
5	800	1,825	30	203,400	???
6	1,237	3,062	31	254,000	???
7	1,575	???	32	314,600	???
8	1,950	???	33	386,400	???
9	2,680	???	34	470,600	???
10	3,125	???	35	571,200	???
11	3,600	???	36	701,500	???
12	4,995	???	37	854,700	4,612,169
13	6,405	???	38	1,036,600	5,648,769
14	7,400	???	39	1,250,200	???
15	9,093	???	40	1,502,550	???
16	11,184	55,069	41	1,692,900	???
17	13,000	68,069	42	1,907,550	???
18	15,950	???	43	2,150,550	???
19	19,200	???	44	2,421,900	???
20	23,400	???	45	2,729,700	???
21	28,000	???	46	3,078,000	22,382,119
22	36,000	???	47	3,470,850	???
23	45,000	235,619	48	3,912,300	19,143,481
24	56,000	291,619	49	4,410,450	23,553,931
25	69,300	360,919	50	4,973,400	28,527,331

Source: http://faqs.ign.com/articles/539/539615p1.html