Rank	Countries/Territories	Count	Percent
1	United States	415	38.9%
2	China	304	28.5%
3	Germany	92	8.6%
4	Japan	30	2.8%
5	India	20	1.9%
6	France	19	1.8%
7	Turkey	18	1.7%
8	Canada	14	1.3%
9	Singapore	14	1.3%
10	United Kingdom	13	1.2%
11	Russia	12	1.1%
12	Spain	11	1%
13	Ireland	11	1%
14	Australia	9	0.8%
15	Netherlands	9	0.8%
16	Italy	8	0.7%
17	Indonesia	6	0.6%
18	Ukraine	6	0.6%
19	Poland	5	0.5%
20	Taiwan	5	0.5%
21	Thailand	5	0.5%
22	Tunisia	4	0.4%
23	Romania	3	0.3%
24	Korea, Republic of	3	0.3%
25	Malaysia	3	0.3%
26	Iran, Islamic Republic of	3	0.3%
27	Cyprus	3	0.3%
28	Colombia	2	0.2%
29	Azerbaijan	2	0.2%
30	Bulgaria	2	0.2%
31	Portugal	2	0.2%
32	Norway	2	0.2%
33	Pakistan	2	0.2%
34	Philippines	2	0.2%
35	Slovenia	2	0.2%
36	Switzerland	2	0.2%
37	South Africa	1	0.1%
38	Peru	1	0.1%
39	Algeria	1	0.1%
40	Belgium	1	0.1%
41	Israel	1	0.1%