Rank	Countries/Territories	Count	Percent
1	China	322	36.8%
2	United States	293	33.4%
3	Germany	67	7.6%
4	Canada	34	3.9%
5	France	28	3.2%
6	Latvia	23	2.6%
7		18	2.1%
8	United Kingdom	16	1.8%
9	India	13	1.5%
10	Singapore	10	1.1%
11	Japan	9	1%
12	Argentina	6	0.7%
13	Australia	5	0.6%
14	Cyprus	4	0.5%
15	Iran, Islamic Republic of	4	0.5%
16	Netherlands	4	0.5%
17	Norway	3	0.3%
18	Hong Kong	3	0.3%
19	Korea, Republic of	2	0.2%
20	Malaysia	2	0.2%
21	Mongolia	2	0.2%
22	Ukraine	2	0.2%
23	Spain	2	0.2%
24	Switzerland	2	0.2%
25	Uganda	1	0.1%
26	Austria	1	0.1%