Rank	Countries/Territories	Count	Percent
1	United States	313	37.7%
2	China	235	28.3%
3	Germany	49	5.9%
4	Korea, Republic of	29	3.5%
5	Spain	27	3.3%
6	Netherlands	18	2.2%
7	Japan	17	2%
8	United Kingdom	12	1.4%
9	France	11	1.3%
10	Ireland	10	1.2%
11	Algeria	9	1.1%
12	Sweden	9	1.1%
13	Australia	8	1%
14	Singapore	8	1%
15	Hong Kong	7	0.8%
16	Hungary	6	0.7%
17	Iran, Islamic Republic of	6	0.7%
18	Brazil	5	0.6%
19	Cyprus	5	0.6%
20	Turkey	5	0.6%
21	India	4	0.5%
22	Greece	4	0.5%
23	Russia	4	0.5%
24	Egypt	3	0.4%
25	Indonesia	2	0.2%
26	Czech Republic	2	0.2%
27	Bangladesh	2	0.2%
28	Belgium	2	0.2%
29	Mexico	2	0.2%
30	New Zealand	2	0.2%
31	Pakistan	2	0.2%
32	Israel	2	0.2%
33	Slovenia	2	0.2%
34	Taiwan	2	0.2%
35	Lithuania	1	0.1%
36	Portugal	1	0.1%
37	Norway	1	0.1%
38	Slovakia	1	0.1%
39	Denmark	1	0.1%
40	Canada	1	0.1%