Rank	Countries/Territories	Count	Percent
1	United States	348	43.6%
2	China	216	27.1%
3	Germany	98	12.3%
4	United Kingdom	19	2.4%
5		16	2%
6	Hong Kong	15	1.9%
7	Japan	9	1.1%
8	India	7	0.9%
9	France	7	0.9%
10	Cyprus	6	0.8%
11	Indonesia	6	0.8%
12	Netherlands	6	0.8%
13	Sweden	5	0.6%
14	Switzerland	3	0.4%
15	Taiwan	3	0.4%
16	Malaysia	3	0.4%
17	Ireland	3	0.4%
18	Canada	3	0.4%
19	Belgium	3	0.4%
20	Brazil	2	0.3%
21	Argentina	2	0.3%
22	Australia	2	0.3%
23	Denmark	2	0.3%
24	Israel	2	0.3%
25	Italy	2	0.3%
26	Iran, Islamic Republic of	2	0.3%
27	Greece	1	0.1%
28	Mongolia	1	0.1%
29	Turkey	1	0.1%
30	Norway	1	0.1%
31	Philippines	1	0.1%
32	Romania	1	0.1%
33	Singapore	1	0.1%
34	Spain	1	0.1%