Rank	Countries/Territories	Count	Percent
1	United States	479	38.6%
2	China	411	33.1%
3	Germany	98	7.9%
4	France	26	2.1%
5	United Kingdom	22	1.8%
6	Japan	19	1.5%
7	Italy	17	1.4%
8	Netherlands	16	1.3%
9	Korea, Republic of	15	1.2%
10	Singapore	15	1.2%
11	Russia	14	1.1%
12	Hong Kong	10	0.8%
13	India	10	0.8%
14	Australia	9	0.7%
15	Pakistan	7	0.6%
16	Spain	7	0.6%
17	Ukraine	7	0.6%
18	Lithuania	6	0.5%
19	Brazil	6	0.5%
20	Cyprus	6	0.5%
21	Finland	5	0.4%
22	Iran, Islamic Republic of	4	0.3%
23	Canada	3	0.2%
24	Chile	3	0.2%
25	Austria	3	0.2%
26	Colombia	3	0.2%
27	Portugal	3	0.2%
28	Switzerland	2	0.2%
29	South Africa	2	0.2%
30	Norway	2	0.2%
31	Costa Rica	2	0.2%
32	Indonesia	2	0.2%
33	Ireland	1	0.1%
34	Greece	1	0.1%
35	Croatia	1	0.1%
36	Bangladesh	1	0.1%
37	Mexico	1	0.1%
38	Latvia	1	0.1%
39	Philippines	1	0.1%