Rank	Countries/Territories	Count	Percent
1	United States	602	38.3%
2	China	540	34.4%
3	Germany	127	8.1%
4	Canada	116	7.4%
5	France	48	3.1%
6	Mexico	16	1%
7	Netherlands	14	0.9%
8	India	14	0.9%
9	Singapore	13	0.8%
10	Japan	12	0.8%
11	United Kingdom	10	0.6%
12	Australia	8	0.5%
13	Cyprus	8	0.5%
14	Denmark	7	0.4%
15	Russia	7	0.4%
16	Norway	5	0.3%
17	Argentina	4	0.3%
18	Belgium	3	0.2%
19	Hong Kong	3	0.2%
20	Switzerland	3	0.2%
21	Taiwan	2	0.1%
22	Greece	2	0.1%
23	Colombia	2	0.1%
24	Malaysia	1	0.1%
25	Iran, Islamic Republic of	1	0.1%
26	Sweden	1	0.1%
27	Poland	1	0.1%
28	Romania	1	0.1%