Rank	Countries/Territories	Count	Percent
1	United States	308	36.7%
2	China	296	35.2%
3	Germany	77	9.2%
4		27	3.2%
5	Japan	23	2.7%
6	Netherlands	12	1.4%
7	Portugal	10	1.2%
8	Australia	10	1.2%
9	Uganda	7	0.8%
10	Ukraine	7	0.8%
11	France	6	0.7%
12	Colombia	5	0.6%
13	Cyprus	5	0.6%
14	United Kingdom	5	0.6%
15	Lithuania	4	0.5%
16	Singapore	4	0.5%
17	Egypt	4	0.5%
18	Argentina	3	0.4%
19	Ireland	3	0.4%
20	Viet Nam	3	0.4%
21	Mongolia	2	0.2%
22	Russia	2	0.2%
23	Spain	2	0.2%
24	Sweden	2	0.2%
25	Thailand	2	0.2%
26	Korea, Republic of	2	0.2%
27	Canada	2	0.2%
28	Algeria	1	0.1%
29	Jordan	1	0.1%
30	Hong Kong	1	0.1%
31	Turkey	1	0.1%
32	Malaysia	1	0.1%
33	Pakistan	1	0.1%
34	Philippines	1	0.1%