Rank	Countries/Territories	Count	Percent
1	United States	586	39.9%
2	China	548	37.3%
3	Germany	120	8.2%
4	France	45	3.1%
5	Italy	30	2%
6	United Kingdom	18	1.2%
7	Korea, Republic of	17	1.2%
8	Japan	14	1%
9	Hong Kong	13	0.9%
10	Norway	12	0.8%
11	Singapore	10	0.7%
12	Netherlands	8	0.5%
13	India	7	0.5%
14	Canada	7	0.5%
15	Cyprus	5	0.3%
16	Israel	3	0.2%
17	Turkey	3	0.2%
18	Pakistan	2	0.1%
19	Poland	2	0.1%
20	Russia	2	0.1%
21	Colombia	2	0.1%
22	Australia	2	0.1%
23	Austria	2	0.1%
24	Iran, Islamic Republic of	2	0.1%
25	Macao	2	0.1%
26	Malaysia	2	0.1%
27	Mongolia	2	0.1%
28	Ireland	1	0.1%
29	Croatia	1	0.1%
30	Denmark	1	0.1%
31	Spain	1	0.1%