Rank	Countries/Territories	Count	Percent
1	United States	371	37.7%
2	China	287	29.1%
3	Germany	116	11.8%
4	France	40	4.1%
5	Canada	34	3.5%
6	Korea, Republic of	22	2.2%
7	United Kingdom	12	1.2%
8	Netherlands	10	1%
9	Japan	9	0.9%
10	Ukraine	8	0.8%
11	Russia	8	0.8%
12	Australia	8	0.8%
13	Cyprus	7	0.7%
14	India	7	0.7%
15	Singapore	6	0.6%
16	Malaysia	5	0.5%
17	Nigeria	5	0.5%
18	Ireland	4	0.4%
19	South Africa	4	0.4%
20	Spain	4	0.4%
21	Latvia	3	0.3%
22	Norway	2	0.2%
23	Philippines	2	0.2%
24	Hong Kong	2	0.2%
25	Sweden	2	0.2%
26	Viet Nam	2	0.2%
27	Switzerland	1	0.1%
28	Taiwan	1	0.1%
29	Mongolia	1	0.1%
30	Argentina	1	0.1%
31	Italy	1	0.1%