Rank	Countries/Territories	Count	Percent
1	China	531	40%
2	United States	525	39.6%
3	Germany	88	6.6%
4	Canada	27	2%
5	Hong Kong	15	1.1%
6	India	15	1.1%
7	Japan	15	1.1%
8	Netherlands	14	1.1%
9	United Kingdom	10	0.8%
10	Ireland	9	0.7%
11	Australia	8	0.6%
12	France	8	0.6%
13	Korea, Republic of	7	0.5%
14	Switzerland	6	0.5%
15	Spain	5	0.4%
16	Taiwan	4	0.3%
17	Ukraine	4	0.3%
18	Cyprus	4	0.3%
19	Chile	4	0.3%
20	Belgium	3	0.2%
21	Mexico	3	0.2%
22	Norway	3	0.2%
23	Poland	3	0.2%
24	Russia	2	0.2%
25	Uzbekistan	2	0.2%
26	Malaysia	2	0.2%
27	Indonesia	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Italy	1	0.1%
30	Brazil	1	0.1%
31	El Salvador	1	0.1%
32	Argentina	1	0.1%
33	Singapore	1	0.1%
34	South Africa	1	0.1%