Rank	Countries/Territories	Count	Percent
1	United States	308	42.4%
2	China	256	35.2%
3	Germany	61	8.4%
4	France	11	1.5%
5	Singapore	11	1.5%
6	Japan	10	1.4%
7	Australia	9	1.2%
8	India	6	0.8%
9	Ethiopia	6	0.8%
10	Cyprus	4	0.6%
11	Czech Republic	3	0.4%
12	Algeria	3	0.4%
13	Georgia	3	0.4%
14	Canada	3	0.4%
15	Ecuador	3	0.4%
16	Netherlands	3	0.4%
17	Korea, Republic of	3	0.4%
18	Russia	3	0.4%
19	Malaysia	2	0.3%
20	Mongolia	2	0.3%
21	Italy	2	0.3%
22	Hong Kong	2	0.3%
23	Argentina	2	0.3%
24	Denmark	2	0.3%
25	Belgium	1	0.1%
26	Ireland	1	0.1%
27	Norway	1	0.1%
28	Romania	1	0.1%
29	South Africa	1	0.1%
30	Spain	1	0.1%
31	Ukraine	1	0.1%
32	United Arab Emirates	1	0.1%
33	United Kingdom	1	0.1%