Rank	Countries/Territories	Count	Percent
1	United States	422	36.8%
2	China	305	26.6%
3	Germany	104	9.1%
4	Japan	77	6.7%
5	France	29	2.5%
6	Singapore	24	2.1%
7	India	16	1.4%
8	Canada	15	1.3%
9	Belgium	14	1.2%
10	Netherlands	12	1%
11	United Kingdom	12	1%
12	Korea, Republic of	11	1%
13	Ireland	11	1%
14	Saudi Arabia	10	0.9%
15	Russia	9	0.8%
16	Romania	8	0.7%
17	Egypt	8	0.7%
18	Australia	8	0.7%
19	Brazil	7	0.6%
20	Cyprus	5	0.4%
21	Italy	5	0.4%
22	Iran, Islamic Republic of	4	0.3%
23	Czech Republic	4	0.3%
24	Hong Kong	3	0.3%
25	Belarus	2	0.2%
26	Palestine, State of	2	0.2%
27	Mexico	2	0.2%
28	Slovakia	2	0.2%
29	Sweden	2	0.2%
30	Switzerland	2	0.2%
31	Taiwan	2	0.2%
32	Ukraine	2	0.2%
33	Thailand	1	0.1%
34	Turkey	1	0.1%
35	South Africa	1	0.1%
36	Mongolia	1	0.1%
37	Oman	1	0.1%
38	Bangladesh	1	0.1%
39	Iraq	1	0.1%