Rank	Countries/Territories	Count	Percent
1	United States	457	40.9%
2	China	340	30.5%
3	Germany	107	9.6%
4	Japan	26	2.3%
5	France	23	2.1%
6	Canada	17	1.5%
7	Netherlands	16	1.4%
8	Singapore	14	1.3%
9	Switzerland	12	1.1%
10	Australia	10	0.9%
11	India	10	0.9%
12	United Kingdom	9	0.8%
13	Cyprus	8	0.7%
14	Korea, Republic of	7	0.6%
15	Saudi Arabia	7	0.6%
16	Hong Kong	6	0.5%
17	Malaysia	5	0.4%
18	Norway	5	0.4%
19	Romania	4	0.4%
20	Ireland	4	0.4%
21	Sweden	4	0.4%
22	Bangladesh	4	0.4%
23	Brazil	3	0.3%
24	Indonesia	3	0.3%
25	Russia	3	0.3%
26	Thailand	3	0.3%
27	Iran, Islamic Republic of	2	0.2%
28	Mexico	2	0.2%
29	Argentina	2	0.2%
30	Georgia	1	0.1%
31	Taiwan	1	0.1%
32	Peru	1	0.1%