Rank	Countries/Territories	Count	Percent
1	United States	646	38.1%
2	China	551	32.5%
3	Germany	172	10.1%
4	Netherlands	63	3.7%
5	United Kingdom	48	2.8%
6	Japan	39	2.3%
7	Canada	31	1.8%
8	Singapore	15	0.9%
9	France	14	0.8%
10	Australia	11	0.6%
11	India	10	0.6%
12	Italy	8	0.5%
13	Spain	8	0.5%
14	Korea, Republic of	7	0.4%
15	Mexico	6	0.4%
16	Taiwan	6	0.4%
17	Israel	5	0.3%
18	Poland	5	0.3%
19	Egypt	5	0.3%
20	Hong Kong	5	0.3%
21	Cyprus	4	0.2%
22	Norway	4	0.2%
23	Russia	4	0.2%
24	Ukraine	4	0.2%
25	Switzerland	3	0.2%
26	Portugal	2	0.1%
27	Indonesia	2	0.1%
28	New Zealand	2	0.1%
29	Belgium	2	0.1%
30	Brazil	2	0.1%
31	Hungary	2	0.1%
32	Greece	2	0.1%
33	Argentina	2	0.1%
34	Bangladesh	1	0.1%
35	Czech Republic	1	0.1%
36	Denmark	1	0.1%
37	Iran, Islamic Republic of	1	0.1%
38	South Africa	1	0.1%
39	Turkey	1	0.1%