Rank	Countries/Territories	Count	Percent
1	United States	421	41.7%
2	China	339	33.6%
3	Germany	67	6.6%
4	France	30	3%
5	Indonesia	16	1.6%
6	Japan	15	1.5%
7	India	14	1.4%
8	Ireland	12	1.2%
9	Netherlands	12	1.2%
10	Korea, Republic of	11	1.1%
11	Hong Kong	9	0.9%
12	Viet Nam	8	0.8%
13	Ukraine	7	0.7%
14	Cyprus	6	0.6%
15	Australia	5	0.5%
16	Canada	4	0.4%
17	Singapore	3	0.3%
18	Malaysia	3	0.3%
19	Iraq	3	0.3%
20	Mongolia	2	0.2%
21	Sweden	2	0.2%
22	United Arab Emirates	2	0.2%
23	United Kingdom	2	0.2%
24	Georgia	2	0.2%
25	Bangladesh	2	0.2%
26	Egypt	2	0.2%
27	Taiwan	2	0.2%
28	Costa Rica	1	0.1%
29	Argentina	1	0.1%
30	Austria	1	0.1%
31	Iran, Islamic Republic of	1	0.1%
32	Yemen	1	0.1%
33	Switzerland	1	0.1%
34	South Africa	1	0.1%
35	Norway	1	0.1%
36	Philippines	1	0.1%