Rank	Countries/Territories	Count	Percent
1	China	246	31.7%
2	United States	220	28.4%
3	Germany	89	11.5%
4	Russia	53	6.8%
5	France	32	4.1%
6	Ireland	19	2.5%
7	Netherlands	17	2.2%
8	Sweden	15	1.9%
9	Korea, Republic of	12	1.5%
10	United Kingdom	9	1.2%
11	Indonesia	7	0.9%
12	Hungary	5	0.6%
13	Australia	5	0.6%
14	Brazil	4	0.5%
15	Canada	4	0.5%
16	Turkey	4	0.5%
17	Spain	3	0.4%
18	New Zealand	3	0.4%
19	Iran, Islamic Republic of	3	0.4%
20	Iraq	2	0.3%
21	India	2	0.3%
22	Israel	2	0.3%
23	Japan	2	0.3%
24	Austria	2	0.3%
25	Hong Kong	2	0.3%
26	Cyprus	2	0.3%
27	Singapore	2	0.3%
28	South Africa	2	0.3%
29	Oman	2	0.3%
30	Taiwan	2	0.3%
31	Ukraine	2	0.3%
32	Nigeria	1	0.1%