Average GP per Level

Source: homebrew - Natalie's setting

Level	Total GP	GP earned
1	0	115
2	115	347
3	462	1,038
4	1,500	2,500
5	4,000	5,385
6	9,385	8,846
7	18,231	13,077
8	31,308	18,461
9	49,769	24,616
10	74,385	32,692
11	107,077	38,461
12	145,538	46,154
13	191,692	53,846
14	245,538	63,462
15	309,000	75,000
16	384,000	86,538
17	470,538	101,924
18	572,462	117,307
19	689,769	136,539
20	826,308