Rank	Countries/Territories	Count	Percent
1	China	338	42.6%
2	United States	223	28.1%
3	Germany	79	10%
4	Russia	28	3.5%
5	Japan	18	2.3%
6	France	17	2.1%
7	Australia	17	2.1%
8	Canada	10	1.3%
9	Netherlands	10	1.3%
10	Ireland	7	0.9%
11	Romania	4	0.5%
12	Hungary	4	0.5%
13	Iran, Islamic Republic of	4	0.5%
14	Cyprus	4	0.5%
15	Brazil	3	0.4%
16	Singapore	3	0.4%
17	Ukraine	3	0.4%
18	United Kingdom	3	0.4%
19	Taiwan	2	0.3%
20	Georgia	2	0.3%
21	Norway	2	0.3%
22	Korea, Republic of	2	0.3%
23	Libya	2	0.3%
24	Malaysia	2	0.3%
25	Mexico	2	0.3%
26	Mongolia	2	0.3%
27	Argentina	1	0.1%
28	Switzerland	1	0.1%