Rank	Countries/Territories	Count	Percent
1	China	280	43.2%
2	United States	240	37%
3	Germany	25	3.9%
4	Singapore	14	2.2%
5	Netherlands	13	2%
6	Switzerland	8	1.2%
7	Japan	7	1.1%
8	Mexico	6	0.9%
9	South Africa	6	0.9%
10	Cyprus	6	0.9%
11	India	5	0.8%
12	Australia	5	0.8%
13	Canada	4	0.6%
14	Ireland	4	0.6%
15	Taiwan	4	0.6%
16	United Kingdom	3	0.5%
17	Egypt	3	0.5%
18	France	3	0.5%
19	Korea, Republic of	2	0.3%
20	Saudi Arabia	2	0.3%
21	Thailand	2	0.3%
22	Ukraine	2	0.3%
23	Mongolia	1	0.2%
24	Pakistan	1	0.2%
25	Russia	1	0.2%
26	Colombia	1	0.2%