Rank	Countries/Territories	Count	Percent
1	China	394	40%
2	United States	278	28.3%
3	Germany	59	6%
4	India	46	4.7%
5	Russia	45	4.6%
6	Japan	15	1.5%
7	Israel	14	1.4%
8	Brazil	13	1.3%
9	Singapore	11	1.1%
10	Korea, Republic of	10	1%
11	France	10	1%
12	Ireland	10	1%
13	Hong Kong	8	0.8%
14	Australia	8	0.8%
15	Romania	8	0.8%
16	Netherlands	6	0.6%
17	Spain	6	0.6%
18	Argentina	6	0.6%
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%