Rank	Countries/Territories	Count	Percent
1	China	387	40.5%
2	United States	261	27.3%
3	Germany	59	6.2%
4	India	46	4.8%
5	Russia	45	4.7%
6	Japan	15	1.6%
7	Israel	14	1.5%
8	Brazil	13	1.4%
9	Korea, Republic of	10	1%
10	France	10	1%
11	Ireland	10	1%
12	Singapore	10	1%
13	Romania	8	0.8%
14	Hong Kong	8	0.8%
15	Australia	6	0.6%
16	Netherlands	6	0.6%
17	Spain	6	0.6%
18	Argentina	5	0.5%
19	Canada	4	0.4%
20	Mexico	4	0.4%
21	Mongolia	4	0.4%
22	Iran, Islamic Republic of	3	0.3%
23	Lithuania	2	0.2%
24		2	0.2%
25	Belgium	2	0.2%
26	New Zealand	2	0.2%
27	Pakistan	2	0.2%
28	Palestine, State of	2	0.2%
29	Viet Nam	2	0.2%
30	Taiwan	2	0.2%
31	Ukraine	2	0.2%
32	Tunisia	1	0.1%
33	Sweden	1	0.1%
34	Portugal	1	0.1%
35	Denmark	1	0.1%