Rank	Countries/Territories	Count	Percent
1	China	299	31.6%
2	United States	254	26.9%
3	Germany	110	11.6%
4	Iran, Islamic Republic of	30	3.2%
5	Hong Kong	29	3.1%
6	India	25	2.6%
7	Korea, Republic of	19	2%
8	Canada	18	1.9%
9	Netherlands	17	1.8%
10	Denmark	14	1.5%
11	Ireland	13	1.4%
12	Japan	13	1.4%
13	Sweden	13	1.4%
14	Turkey	12	1.3%
15	France	11	1.2%
16	Taiwan	7	0.7%
17	Singapore	7	0.7%
18	Russia	5	0.5%
19	Cyprus	5	0.5%
20	Romania	4	0.4%
21	Italy	4	0.4%
22	Australia	3	0.3%
23	Austria	3	0.3%
24	Belgium	3	0.3%
25	Brazil	3	0.3%
26	United Kingdom	3	0.3%
27	Finland	2	0.2%
28	Iraq	2	0.2%
29	Nigeria	2	0.2%
30	Lithuania	2	0.2%
31	Malaysia	2	0.2%
32	South Africa	2	0.2%
33	Spain	2	0.2%
34	Thailand	1	0.1%
35	Ukraine	1	0.1%
36	Poland	1	0.1%
37	Armenia	1	0.1%
38	Ecuador	1	0.1%
39	Egypt	1	0.1%
40	Chile	1	0.1%