Rank	Countries/Territories	Count	Percent
1	United States	471	43.5%
2	China	382	35.2%
3	Germany	63	5.8%
4	France	31	2.9%
5	Netherlands	15	1.4%
6	Japan	10	0.9%
7	Australia	10	0.9%
8	Canada	10	0.9%
9	India	8	0.7%
10	Korea, Republic of	8	0.7%
11	Hong Kong	7	0.6%
12	Argentina	7	0.6%
13	Austria	6	0.6%
14	United Kingdom	6	0.6%
15	Singapore	5	0.5%
16	Mexico	4	0.4%
17	Iran, Islamic Republic of	4	0.4%
18	Finland	3	0.3%
19	Belgium	3	0.3%
20	Philippines	3	0.3%
21	Sweden	3	0.3%
22	Ukraine	3	0.3%
23	Peru	2	0.2%
24	Switzerland	2	0.2%
25	Thailand	2	0.2%
26	Russia	2	0.2%
27	Saudi Arabia	2	0.2%
28	Mongolia	2	0.2%
29	Latvia	2	0.2%
30	Ireland	2	0.2%
31	Kenya	2	0.2%
32	Colombia	1	0.1%
33	Cyprus	1	0.1%
34	Egypt	1	0.1%
35	Norway	1	0.1%