Rank	Countries/Territories	Count	Percent
1	United States	566	43%
2	China	398	30.2%
3	Germany	118	9%
4	Netherlands	36	2.7%
5	Iran, Islamic Republic of	23	1.7%
6	Canada	21	1.6%
7	Australia	18	1.4%
8	France	16	1.2%
9	Turkey	12	0.9%
10	United Kingdom	12	0.9%
11	Russia	11	0.8%
12	Cyprus	11	0.8%
13	Japan	9	0.7%
14	Singapore	8	0.6%
15	Spain	7	0.5%
16	Ukraine	6	0.5%
17	India	5	0.4%
18	Mongolia	5	0.4%
19	Pakistan	4	0.3%
20	Philippines	4	0.3%
21	Senegal	3	0.2%
22	Sweden	3	0.2%
23	Iraq	3	0.2%
24	Ireland	3	0.2%
25	Bulgaria	3	0.2%
26	Argentina	2	0.2%
27	Czech Republic	2	0.2%
28	Georgia	2	0.2%
29	Hong Kong	1	0.1%
30	Myanmar	1	0.1%
31	Kazakhstan	1	0.1%
32	South Africa	1	0.1%
33	Serbia	1	0.1%