Rank	Countries/Territories	Count	Percent
1	United States	598	38.1%
2	China	561	35.7%
3	Germany	135	8.6%
4	France	52	3.3%
5	Indonesia	21	1.3%
6	Japan	21	1.3%
7	Australia	18	1.1%
8	United Kingdom	17	1.1%
9	Netherlands	17	1.1%
10	Korea, Republic of	16	1%
11	Russia	13	0.8%
12	India	13	0.8%
13	Switzerland	10	0.6%
14	Canada	9	0.6%
15	Iran, Islamic Republic of	8	0.5%
16	Hong Kong	7	0.4%
17	Cyprus	7	0.4%
18	Thailand	6	0.4%
19	South Africa	6	0.4%
20	Singapore	4	0.3%
21	Spain	3	0.2%
22	Norway	3	0.2%
23	Pakistan	3	0.2%
24	Turkey	3	0.2%
25	Taiwan	3	0.2%
26	Italy	3	0.2%
27	Belgium	3	0.2%
28	Bangladesh	2	0.1%
29	Ireland	2	0.1%
30	Viet Nam	2	0.1%
31	Malaysia	1	0.1%
32	Mongolia	1	0.1%
33	Kenya	1	0.1%
34	Iraq	1	0.1%
35	Argentina	1	0.1%