Rank	Countries/Territories	Count	Percent
1	China	268	38.1%
2	United States	263	37.4%
3	Germany	42	6%
4	France	25	3.6%
5	Netherlands	13	1.8%
6	Canada	12	1.7%
7	Japan	11	1.6%
8	Singapore	11	1.6%
9	Sweden	9	1.3%
10	Hong Kong	7	1%
11	South Africa	5	0.7%
12	Namibia	4	0.6%
13	Cyprus	4	0.6%
14	Barbados	3	0.4%
15	Belgium	3	0.4%
16	Iran, Islamic Republic of	3	0.4%
17	Ireland	3	0.4%
18	United Kingdom	3	0.4%
19	Ukraine	2	0.3%
20	Pakistan	2	0.3%
21	Korea, Republic of	2	0.3%
22	Mexico	1	0.1%
23	Italy	1	0.1%
24	Argentina	1	0.1%
25	Ethiopia	1	0.1%
26	Colombia	1	0.1%
27	Russia	1	0.1%
28	Nigeria	1	0.1%
29	Switzerland	1	0.1%