Rank	Countries/Territories	Count	Percent
1	China	248	52.7%
2	United States	65	13.8%
3	Germany	19	4%
4	Iran, Islamic Republic of	11	2.3%
5	United Kingdom	9	1.9%
6	Russia	8	1.7%
7	Ireland	8	1.7%
8	Japan	8	1.7%
9	Sweden	7	1.5%
10	Turkey	6	1.3%
11	Singapore	6	1.3%
12	Netherlands	6	1.3%
13	Korea, Republic of	6	1.3%
14	Brazil	6	1.3%
15	Canada	6	1.3%
16	Australia	5	1.1%
17	Czech Republic	5	1.1%
18		4	0.8%
19	Palestine, State of	4	0.8%
20	India	4	0.8%
21	Romania	4	0.8%
22	New Zealand	2	0.4%
23	Pakistan	2	0.4%
24	Ukraine	2	0.4%
25	Spain	2	0.4%
26	Taiwan	2	0.4%
27	Denmark	2	0.4%
28	Costa Rica	2	0.4%
29	Lebanon	2	0.4%
30	Mexico	2	0.4%
31	Hong Kong	2	0.4%
32	Italy	1	0.2%
33	France	1	0.2%
34	Switzerland	1	0.2%
35	United Arab Emirates	1	0.2%
36	Portugal	1	0.2%
37	South Africa	1	0.2%