Rank	Countries/Territories	Count	Percent
1	China	239	39.8%
2	United States	209	34.8%
3	Germany	44	7.3%
4	Singapore	11	1.8%
5	Ghana	10	1.7%
6	Japan	9	1.5%
7	Netherlands	7	1.2%
8	India	7	1.2%
9	Ireland	6	1%
10	Canada	6	1%
11	South Africa	5	0.8%
12	Spain	4	0.7%
13	Australia	4	0.7%
14	Cyprus	3	0.5%
15	Italy	3	0.5%
16	Iran, Islamic Republic of	3	0.5%
17	Pakistan	3	0.5%
18	Poland	3	0.5%
19	United Kingdom	3	0.5%
20	Saudi Arabia	2	0.3%
21	Senegal	2	0.3%
22	Sweden	2	0.3%
23	Norway	2	0.3%
24	Mexico	2	0.3%
25	Egypt	2	0.3%
26	Estonia	1	0.2%
27	France	1	0.2%
28	Georgia	1	0.2%
29	Algeria	1	0.2%
30	Hong Kong	1	0.2%
31	Syrian Arab Republic	1	0.2%
32	Taiwan	1	0.2%
33	Turkey	1	0.2%
34	Russia	1	0.2%