Rank	Countries/Territories	Count	Percent
1	United States	219	32%
2	China	169	24.7%
3	Germany	40	5.8%
4	United Kingdom	31	4.5%
5	India	27	3.9%
6	Egypt	23	3.4%
7	Japan	21	3.1%
8	Singapore	19	2.8%
9	Korea, Republic of	16	2.3%
10	Netherlands	16	2.3%
11	Hong Kong	11	1.6%
12	Spain	9	1.3%
13	Indonesia	8	1.2%
14	Austria	6	0.9%
15	Canada	6	0.9%
16	Turkey	6	0.9%
17	Russia	6	0.9%
18	Denmark	5	0.7%
19	Iran, Islamic Republic of	5	0.7%
20	Taiwan	4	0.6%
21	Mexico	4	0.6%
22	Sweden	3	0.4%
23	Australia	3	0.4%
24	Cyprus	3	0.4%
25	Chile	2	0.3%
26	Belgium	2	0.3%
27	Ireland	2	0.3%
28	Italy	2	0.3%
29	France	2	0.3%
30	Switzerland	2	0.3%
31	Moldova, Republic of	2	0.3%
32	Morocco	2	0.3%
33	Norway	2	0.3%
34	Philippines	2	0.3%
35	Viet Nam	2	0.3%
36	Poland	1	0.1%
37	Romania	1	0.1%
38	Nepal	1	0.1%