Rank	Countries/Territories	Count	Percent
1	United States	181	29.3%
2	China	169	27.4%
3	Germany	32	5.2%
4	France	28	4.5%
5	Spain	27	4.4%
6	United Kingdom	17	2.8%
7	Switzerland	14	2.3%
8	Japan	12	1.9%
9	Netherlands	12	1.9%
10	Egypt	11	1.8%
11	Australia	11	1.8%
12	Brazil	11	1.8%
13	Taiwan	10	1.6%
14	Viet Nam	10	1.6%
15	India	9	1.5%
16	Denmark	8	1.3%
17	Thailand	8	1.3%
18	Turkey	5	0.8%
19	Singapore	5	0.8%
20	Mexico	4	0.6%
21	Canada	4	0.6%
22	Malaysia	3	0.5%
23	Rwanda	2	0.3%
24	Kenya	2	0.3%
25	Korea, Republic of	2	0.3%
26	Austria	2	0.3%
27	Cyprus	2	0.3%
28	Ghana	2	0.3%
29	Hong Kong	2	0.3%
30	Ireland	2	0.3%
31	Sweden	2	0.3%
32	Italy	1	0.2%
33	Iran, Islamic Republic of	1	0.2%
34	Finland	1	0.2%
35	Mongolia	1	0.2%
36	Norway	1	0.2%
37	Peru	1	0.2%
38	Portugal	1	0.2%
39	South Africa	1	0.2%