Rank	Countries/Territories	Count	Percent
1	China	297	33.1%
2	United States	261	29.1%
3	Germany	85	9.5%
4	Japan	42	4.7%
5	Iran, Islamic Republic of	17	1.9%
6	India	15	1.7%
7	Belgium	15	1.7%
8	Singapore	13	1.4%
9	Hong Kong	12	1.3%
10	France	11	1.2%
11	Netherlands	11	1.2%
12	United Kingdom	11	1.2%
13	Spain	10	1.1%
14	Switzerland	9	1%
15	Brazil	7	0.8%
16	Austria	6	0.7%
17	Kenya	6	0.7%
18	Korea, Republic of	6	0.7%
19	Lithuania	5	0.6%
20	Australia	5	0.6%
21	Canada	4	0.4%
22	Israel	4	0.4%
23	Italy	4	0.4%
24	Russia	4	0.4%
25	Philippines	3	0.3%
26	Ireland	3	0.3%
27	Greece	3	0.3%
28	Hungary	3	0.3%
29	Thailand	3	0.3%
30	Turkey	3	0.3%
31	Taiwan	2	0.2%
32	Pakistan	2	0.2%
33	Chile	2	0.2%
34	Cyprus	2	0.2%
35	Poland	2	0.2%
36	Romania	2	0.2%
37	Saudi Arabia	2	0.2%
38	Sweden	1	0.1%
39	Norway	1	0.1%
40	Malaysia	1	0.1%
41	Denmark	1	0.1%
42	Egypt	1	0.1%