Rank	Countries/Territories	Count	Percent
1	China	609	35.6%
2	United States	538	31.4%
3	Germany	164	9.6%
4	Netherlands	44	2.6%
5	Russia	42	2.5%
6	France	40	2.3%
7	Ireland	37	2.2%
8	Japan	32	1.9%
9	United Kingdom	26	1.5%
10	Canada	25	1.5%
11	Australia	22	1.3%
12	India	17	1%
13	Switzerland	16	0.9%
14	Singapore	14	0.8%
15	Cyprus	12	0.7%
16	Taiwan	8	0.5%
17	Argentina	6	0.4%
18	Hong Kong	6	0.4%
19	Egypt	5	0.3%
20	Portugal	5	0.3%
21	Brazil	5	0.3%
22	Mongolia	4	0.2%
23	Iran, Islamic Republic of	3	0.2%
24	Malaysia	3	0.2%
25	Mexico	3	0.2%
26	South Africa	3	0.2%
27	Korea, Republic of	3	0.2%
28	Viet Nam	3	0.2%
29	Latvia	2	0.1%
30	Lebanon	2	0.1%
31	Chile	2	0.1%
32	Bangladesh	2	0.1%
33	Sri Lanka	2	0.1%
34	Ukraine	2	0.1%
35	Norway	2	0.1%
36	Thailand	1	0.1%
37	Algeria	1	0.1%
38	Luxembourg	1	0.1%
39	Georgia	1	0.1%