Rank	Countries/Territories	Count	Percent
1	United States	272	32%
2	China	243	28.6%
3	Germany	79	9.3%
4	Netherlands	57	6.7%
5		46	5.4%
6	Latvia	39	4.6%
7	Russia	15	1.8%
8	Japan	14	1.6%
9	Singapore	10	1.2%
10	Bulgaria	8	0.9%
11	Canada	7	0.8%
12	France	7	0.8%
13	Iran, Islamic Republic of	6	0.7%
14	Poland	6	0.7%
15	Thailand	6	0.7%
16	India	5	0.6%
17	Denmark	5	0.6%
18	Australia	4	0.5%
19	Cyprus	3	0.4%
20	Bangladesh	2	0.2%
21	South Africa	2	0.2%
22	Spain	2	0.2%
23	Malaysia	2	0.2%
24	Mauritius	1	0.1%
25	Norway	1	0.1%
26	Philippines	1	0.1%
27	Taiwan	1	0.1%
28	Brazil	1	0.1%
29	Hong Kong	1	0.1%
30	Hungary	1	0.1%
31	Ireland	1	0.1%
32	Italy	1	0.1%