Rank	Countries/Territories	Count	Percent
1	United States	622	42.2%
2	China	517	35.1%
3	Germany	104	7.1%
4	France	33	2.2%
5	Japan	20	1.4%
6	Korea, Republic of	18	1.2%
7	Russia	16	1.1%
8	Netherlands	14	0.9%
9	India	12	0.8%
10	Thailand	10	0.7%
11	Canada	10	0.7%
12	Australia	10	0.7%
13	Indonesia	9	0.6%
14	Ireland	8	0.5%
15	Taiwan	8	0.5%
16	Turkey	7	0.5%
17	Cyprus	7	0.5%
18	Singapore	6	0.4%
19	Iran, Islamic Republic of	5	0.3%
20	Egypt	5	0.3%
21	Hong Kong	5	0.3%
22	Bangladesh	4	0.3%
23	Argentina	3	0.2%
24	Estonia	3	0.2%
25	Latvia	3	0.2%
26	Saudi Arabia	3	0.2%
27	Ukraine	3	0.2%
28	Romania	2	0.1%
29	New Zealand	2	0.1%
30	Denmark	2	0.1%
31	Albania	1	0.1%
32	Mongolia	1	0.1%
33	Pakistan	1	0.1%
34	Viet Nam	1	0.1%