Rank	Countries/Territories	Count	Percent
1	United States	619	38%
2	China	584	35.9%
3	Germany	153	9.4%
4		101	6.2%
5	France	37	2.3%
6	Japan	19	1.2%
7	Hong Kong	16	1%
8	Singapore	12	0.7%
9	Spain	10	0.6%
10	Netherlands	10	0.6%
11	Australia	10	0.6%
12	Canada	8	0.5%
13	Korea, Republic of	8	0.5%
14	Ireland	6	0.4%
15	Czech Republic	5	0.3%
16	Cyprus	4	0.2%
17	Bangladesh	4	0.2%
18	Norway	4	0.2%
19	United Kingdom	3	0.2%
20	Romania	2	0.1%
21	Ukraine	2	0.1%
22	Argentina	2	0.1%
23	Italy	2	0.1%
24	India	2	0.1%
25	Lithuania	1	0.1%
26	Mongolia	1	0.1%
27	Switzerland	1	0.1%
28	Thailand	1	0.1%