Rank	Countries/Territories	Count	Percent
1	United States	434	35.7%
2	China	362	29.8%
3	Germany	124	10.2%
4	France	48	4%
5	Hong Kong	42	3.5%
6	Japan	40	3.3%
7		29	2.4%
8	India	18	1.5%
9	Burkina Faso	17	1.4%
10	Singapore	15	1.2%
11	Netherlands	12	1%
12	Canada	9	0.7%
13	Viet Nam	9	0.7%
14	United Kingdom	8	0.7%
15	Cyprus	7	0.6%
16	Korea, Republic of	6	0.5%
17	Tanzania, United Republic of	6	0.5%
18	Saudi Arabia	3	0.2%
19	Oman	3	0.2%
20	Ghana	3	0.2%
21	Ethiopia	2	0.2%
22	Argentina	2	0.2%
23	Pakistan	2	0.2%
24	Poland	2	0.2%
25	Mongolia	2	0.2%
26	Morocco	2	0.2%
27	Switzerland	2	0.2%
28	Taiwan	1	0.1%
29	Slovakia	1	0.1%
30	Sri Lanka	1	0.1%
31	Russia	1	0.1%
32	Australia	1	0.1%