Rank	Countries/Territories	Count	Percent
1	United States	533	42.6%
2	China	316	25.3%
3	Germany	106	8.5%
4	France	48	3.8%
5	Canada	48	3.8%
6	Australia	21	1.7%
7	Netherlands	19	1.5%
8	India	15	1.2%
9	United Kingdom	14	1.1%
10	Korea, Republic of	12	1%
11	Singapore	12	1%
12	Japan	11	0.9%
13	Ukraine	10	0.8%
14	Ireland	9	0.7%
15	Denmark	9	0.7%
16	Cyprus	8	0.6%
17	Austria	6	0.5%
18	Taiwan	6	0.5%
19	Kenya	6	0.5%
20	Argentina	5	0.4%
21	Pakistan	4	0.3%
22	Philippines	4	0.3%
23	Switzerland	3	0.2%
24	Mauritius	3	0.2%
25	Bangladesh	3	0.2%
26	Chile	3	0.2%
27	Italy	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Greece	2	0.2%
30	Russia	2	0.2%
31	Poland	2	0.2%
32	Luxembourg	2	0.2%
33	Malaysia	1	0.1%
34	Portugal	1	0.1%
35	Sweden	1	0.1%
36	Thailand	1	0.1%
37	Indonesia	1	0.1%