Rank	Countries/Territories	Count	Percent
1	United States	468	44.4%
2	China	246	23.4%
3	Germany	123	11.7%
4	France	33	3.1%
5	Singapore	29	2.8%
6	Japan	21	2%
7	Korea, Republic of	17	1.6%
8	Hong Kong	16	1.5%
9	Netherlands	14	1.3%
10	Canada	11	1%
11	Romania	7	0.7%
12	Cyprus	6	0.6%
13	Egypt	6	0.6%
14	India	6	0.6%
15	Belgium	5	0.5%
16	Italy	5	0.5%
17	Brazil	4	0.4%
18	Australia	4	0.4%
19	Taiwan	3	0.3%
20	Thailand	3	0.3%
21	Turkey	3	0.3%
22	Ukraine	3	0.3%
23	United Kingdom	2	0.2%
24	Switzerland	2	0.2%
25	Ireland	2	0.2%
26	Philippines	2	0.2%
27	Argentina	2	0.2%
28	Indonesia	2	0.2%
29	Iran, Islamic Republic of	1	0.1%
30	Hungary	1	0.1%
31	Malaysia	1	0.1%
32	Mongolia	1	0.1%
33	Slovakia	1	0.1%
34	South Africa	1	0.1%
35	Spain	1	0.1%
36	Viet Nam	1	0.1%