Rank	Countries/Territories	Count	Percent
1	United States	473	43.1%
2	China	332	30.3%
3	Germany	89	8.1%
4	Mexico	57	5.2%
5	United Kingdom	16	1.5%
6	India	15	1.4%
7	Japan	13	1.2%
8	Russia	12	1.1%
9	Switzerland	11	1%
10	Netherlands	10	0.9%
11	Australia	9	0.8%
12	Cyprus	6	0.5%
13	France	6	0.5%
14	Korea, Republic of	6	0.5%
15	Canada	5	0.5%
16	Ukraine	5	0.5%
17	Iran, Islamic Republic of	4	0.4%
18	Singapore	4	0.4%
19	Brazil	4	0.4%
20	Egypt	3	0.3%
21	Uzbekistan	3	0.3%
22	Sweden	2	0.2%
23	Indonesia	2	0.2%
24	Bangladesh	2	0.2%
25	Kyrgyzstan	2	0.2%
26	Malaysia	2	0.2%
27	Poland	2	0.2%
28	Portugal	1	0.1%
29	Argentina	1	0.1%