Rank	Countries/Territories	Count	Percent
1	United States	328	37.4%
2	China	300	34.2%
3	Germany	96	10.9%
4	Japan	19	2.2%
5	Sweden	14	1.6%
6	Canada	12	1.4%
7	France	10	1.1%
8	India	10	1.1%
9	Netherlands	10	1.1%
10	Russia	9	1%
11	United Kingdom	9	1%
12	Singapore	7	0.8%
13	Korea, Republic of	6	0.7%
14	Australia	6	0.7%
15	Saudi Arabia	5	0.6%
16	Poland	5	0.6%
17	Turkey	3	0.3%
18	Norway	3	0.3%
19	Belgium	3	0.3%
20	Mexico	3	0.3%
21	Ireland	3	0.3%
22	Hong Kong	2	0.2%
23	Mongolia	2	0.2%
24	Bangladesh	2	0.2%
25	Cyprus	2	0.2%
26	South Africa	2	0.2%
27	Spain	2	0.2%
28	Switzerland	1	0.1%
29	Taiwan	1	0.1%
30	Ukraine	1	0.1%
31	Argentina	1	0.1%
32	Italy	1	0.1%