Rank	Countries/Territories	Count	Percent
1	China	292	49.2%
2	United States	144	24.3%
3	Germany	31	5.2%
4	Japan	30	5.1%
5	Korea, Republic of	11	1.9%
6	Ireland	9	1.5%
7	Norway	9	1.5%
8	Netherlands	6	1%
9	Singapore	6	1%
10	United Kingdom	6	1%
11	France	6	1%
12	Iran, Islamic Republic of	6	1%
13	Czech Republic	4	0.7%
14	Cyprus	3	0.5%
15	Australia	3	0.5%
16	India	3	0.5%
17	Russia	3	0.5%
18	Turkey	2	0.3%
19	Indonesia	2	0.3%
20	Hong Kong	2	0.3%
21	Hungary	2	0.3%
22	Malaysia	2	0.3%
23	Belgium	2	0.3%
24	Brazil	2	0.3%
25	Canada	1	0.2%
26	Denmark	1	0.2%
27	Nigeria	1	0.2%
28	Switzerland	1	0.2%
29	Taiwan	1	0.2%
30	Tanzania, United Republic of	1	0.2%
31	Thailand	1	0.2%