Rank	Countries/Territories	Count	Percent
1	China	267	33.6%
2	United States	235	29.6%
3	Germany	105	13.2%
4	Canada	28	3.5%
5	India	23	2.9%
6	Singapore	21	2.6%
7	Japan	13	1.6%
8	Russia	11	1.4%
9	Brazil	10	1.3%
10	Australia	8	1%
11	Hong Kong	7	0.9%
12	France	7	0.9%
13	Mexico	5	0.6%
14	Korea, Republic of	4	0.5%
15	Taiwan	4	0.5%
16	Ireland	4	0.5%
17	Italy	3	0.4%
18	Croatia	3	0.4%
19	Romania	3	0.4%
20	Switzerland	3	0.4%
21	United Arab Emirates	3	0.4%
22	United Kingdom	2	0.3%
23	Syrian Arab Republic	2	0.3%
24	Ukraine	2	0.3%
25	Netherlands	2	0.3%
26	Pakistan	2	0.3%
27	Palestine, State of	2	0.3%
28	Portugal	2	0.3%
29	Denmark	2	0.3%
30	Hungary	2	0.3%
31	Iran, Islamic Republic of	1	0.1%
32	Israel	1	0.1%
33	Cyprus	1	0.1%
34	Belgium	1	0.1%
35	Argentina	1	0.1%
36	Saudi Arabia	1	0.1%
37	New Zealand	1	0.1%
38	Thailand	1	0.1%
39	Turkey	1	0.1%
40	Spain	1	0.1%