Rank	Countries/Territories	Count	Percent
1	United States	384	42.8%
2	China	264	29.4%
3	Germany	99	11%
4	France	40	4.5%
5	Australia	11	1.2%
6	Ukraine	11	1.2%
7	Ireland	10	1.1%
8	Canada	8	0.9%
9	Cyprus	8	0.9%
10	Poland	8	0.9%
11	Iran, Islamic Republic of	6	0.7%
12	Netherlands	6	0.7%
13	India	5	0.6%
14	Singapore	5	0.6%
15	United Kingdom	5	0.6%
16	Thailand	3	0.3%
17	Japan	3	0.3%
18	Argentina	3	0.3%
19	Hong Kong	2	0.2%
20	Malaysia	2	0.2%
21	Mongolia	2	0.2%
22	Turkey	2	0.2%
23	Portugal	2	0.2%
24	Pakistan	2	0.2%
25	Russia	1	0.1%
26	Spain	1	0.1%
27	Sweden	1	0.1%
28	Taiwan	1	0.1%
29	Nepal	1	0.1%
30	Norway	1	0.1%