Rank	Countries/Territories	Count	Percent
1	China	218	39.1%
2	United States	117	21%
3	Germany	84	15.1%
4	United Kingdom	20	3.6%
5	Korea, Republic of	19	3.4%
6	Japan	17	3.1%
7	Australia	9	1.6%
8	France	6	1.1%
9	Poland	6	1.1%
10	Romania	6	1.1%
11	Singapore	6	1.1%
12	Netherlands	5	0.9%
13	Slovakia	4	0.7%
14	Lebanon	4	0.7%
15	Canada	4	0.7%
16	Iran, Islamic Republic of	3	0.5%
17	Ireland	3	0.5%
18	Hong Kong	3	0.5%
19	Indonesia	2	0.4%
20	Argentina	2	0.4%
21	Cyprus	2	0.4%
22	Denmark	2	0.4%
23	Ecuador	2	0.4%
24	Egypt	2	0.4%
25	Mauritius	2	0.4%
26	Taiwan	2	0.4%
27	Ukraine	1	0.2%
28	Nepal	1	0.2%
29	Norway	1	0.2%
30	Italy	1	0.2%
31	Iceland	1	0.2%
32	India	1	0.2%
33	Greece	1	0.2%