Rank	Countries/Territories	Count	Percent
1	United States	469	51.7%
2	China	261	28.8%
3	Germany	32	3.5%
4	Brazil	20	2.2%
5	India	19	2.1%
6	Russia	17	1.9%
7	France	10	1.1%
8	Hong Kong	9	1%
9	Japan	8	0.9%
10	Taiwan	8	0.9%
11	Korea, Republic of	7	0.8%
12	Poland	6	0.7%
13	Canada	5	0.6%
14	Singapore	4	0.4%
15	United Kingdom	3	0.3%
16	Mexico	3	0.3%
17	Guatemala	3	0.3%
18	Iran, Islamic Republic of	3	0.3%
19	Croatia	2	0.2%
20	Mongolia	2	0.2%
21	Mali	2	0.2%
22	Sweden	2	0.2%
23	Turkey	2	0.2%
24	Ukraine	1	0.1%
25	Lithuania	1	0.1%
26	Denmark	1	0.1%
27	Egypt	1	0.1%
28	Argentina	1	0.1%
29	Australia	1	0.1%
30	Austria	1	0.1%
31	Belgium	1	0.1%
32	Israel	1	0.1%
33	Italy	1	0.1%