Rank	Countries/Territories	Count	Percent
1	United States	347	37.8%
2	China	345	37.5%
3	Germany	82	8.9%
4	Korea, Republic of	26	2.8%
5	Japan	17	1.8%
6	India	15	1.6%
7		13	1.4%
8	Singapore	10	1.1%
9	Turkey	7	0.8%
10	Australia	6	0.7%
11	France	5	0.5%
12	Russia	5	0.5%
13	Netherlands	5	0.5%
14	Israel	3	0.3%
15	Italy	3	0.3%
16	Colombia	3	0.3%
17	Cyprus	3	0.3%
18	Egypt	2	0.2%
19	Argentina	2	0.2%
20	Iran, Islamic Republic of	2	0.2%
21	Ireland	2	0.2%
22	Sweden	2	0.2%
23	Taiwan	2	0.2%
24	Ukraine	2	0.2%
25	United Kingdom	2	0.2%
26	Mongolia	2	0.2%
27	Viet Nam	1	0.1%
28	Saudi Arabia	1	0.1%
29	Norway	1	0.1%
30	Lithuania	1	0.1%
31	Hungary	1	0.1%
32	Canada	1	0.1%