Rank	Countries/Territories	Count	Percent
1	United States	280	33.4%
2	China	227	27.1%
3	Germany	85	10.1%
4	Japan	68	8.1%
5	Singapore	24	2.9%
6	France	17	2%
7	India	16	1.9%
8	Canada	13	1.6%
9	Ireland	11	1.3%
10	Korea, Republic of	11	1.3%
11	Netherlands	10	1.2%
12	Egypt	8	1%
13	Romania	7	0.8%
14	Russia	6	0.7%
15	Belgium	6	0.7%
16	Brazil	6	0.7%
17	Italy	5	0.6%
18	Australia	4	0.5%
19	United Kingdom	4	0.5%
20	Cyprus	3	0.4%
21	Czech Republic	3	0.4%
22	Belarus	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Palestine, State of	2	0.2%
25	Ukraine	2	0.2%
26	Sweden	2	0.2%
27	Taiwan	2	0.2%
28	Slovakia	2	0.2%
29	Mexico	2	0.2%
30	Oman	1	0.1%
31	South Africa	1	0.1%
32	Thailand	1	0.1%
33	Turkey	1	0.1%
34	Switzerland	1	0.1%
35	Iraq	1	0.1%
36	Hong Kong	1	0.1%
37	Bangladesh	1	0.1%