Rank	Countries/Territories	Count	Percent
1	United States	433	37.2%
2	China	373	32.1%
3	Germany	79	6.8%
4	France	49	4.2%
5	Netherlands	35	3%
6	South Africa	21	1.8%
7	Canada	20	1.7%
8	Indonesia	17	1.5%
9	Mexico	16	1.4%
10	Japan	15	1.3%
11	India	15	1.3%
12	Ukraine	11	0.9%
13	Singapore	7	0.6%
14	Hong Kong	7	0.6%
15	Cyprus	7	0.6%
16		6	0.5%
17	Czech Republic	5	0.4%
18	Ireland	5	0.4%
19	Korea, Republic of	4	0.3%
20	Mongolia	4	0.3%
21	Australia	4	0.3%
22	Finland	4	0.3%
23	Egypt	3	0.3%
24	Norway	3	0.3%
25	Thailand	3	0.3%
26	United Kingdom	3	0.3%
27	Turkey	2	0.2%
28	Philippines	2	0.2%
29	Poland	2	0.2%
30	Saudi Arabia	2	0.2%
31	Malaysia	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Greece	1	0.1%
34	Argentina	1	0.1%