From: Natural history and outcome in chinese patients with gastroenteropancreatic neuroendocrine tumours: - a 17-year retrospective analysis
Site
1996–2001
2002–2007
2008–2013
Total
Pancreas
11
19
14
44
Rectum
8
17
42
Stomach
1
5
Appendix
3
2
10
Ileum
4
6
Duodenum
0
HBP
Colon
Sigmoid
Total number diagnosed during period
26
54
46
126