Rank	Countries/Territories	Count	Percent
1	China	479	38.8%
2	United States	379	30.7%
3	Russia	90	7.3%
4	Germany	71	5.8%
5	Japan	33	2.7%
6	India	26	2.1%
7	Ireland	17	1.4%
8	France	16	1.3%
9	Singapore	13	1.1%
10	Poland	12	1%
11	United Kingdom	11	0.9%
12	Korea, Republic of	9	0.7%
13	Brazil	9	0.7%
14	Australia	8	0.6%
15	Hong Kong	8	0.6%
16	Israel	6	0.5%
17	Czech Republic	6	0.5%
18	Netherlands	6	0.5%
19	Taiwan	6	0.5%
20	Canada	4	0.3%
21	Italy	4	0.3%
22	Argentina	3	0.2%
23	Algeria	2	0.2%
24	Bangladesh	2	0.2%
25	Portugal	2	0.2%
26	Romania	2	0.2%
27	Pakistan	1	0.1%
28	Malaysia	1	0.1%
29	Mongolia	1	0.1%
30	Turkey	1	0.1%
31	Viet Nam	1	0.1%
32	South Africa	1	0.1%
33	Sweden	1	0.1%
34	Finland	1	0.1%
35	Ghana	1	0.1%