Rank	Countries/Territories	Count	Percent
1	China	232	32.2%
2	United States	162	22.5%
3	Germany	109	15.1%
4	Korea, Republic of	40	5.5%
5	India	31	4.3%
6	Switzerland	23	3.2%
7		20	2.8%
8	Japan	16	2.2%
9	Russia	11	1.5%
10	Netherlands	10	1.4%
11	Italy	7	1%
12	United Kingdom	7	1%
13	Pakistan	4	0.6%
14	Brazil	4	0.6%
15	Canada	3	0.4%
16	Croatia	3	0.4%
17	Cyprus	3	0.4%
18	Indonesia	3	0.4%
19	Poland	3	0.4%
20	Norway	3	0.4%
21	Moldova, Republic of	3	0.4%
22	Singapore	3	0.4%
23	Spain	3	0.4%
24	Sweden	2	0.3%
25	Iran, Islamic Republic of	2	0.3%
26	Hong Kong	2	0.3%
27	Egypt	2	0.3%
28	France	1	0.1%
29	Czech Republic	1	0.1%
30	Hungary	1	0.1%
31	Kazakhstan	1	0.1%
32	Ireland	1	0.1%
33	Taiwan	1	0.1%
34	Thailand	1	0.1%
35	Turkey	1	0.1%
36	Portugal	1	0.1%
37	Romania	1	0.1%