Rank	Countries/Territories	Count	Percent
1	United States	582	43%
2	China	327	24.2%
3	Germany	126	9.3%
4	Russia	44	3.2%
5	Japan	29	2.1%
6	France	25	1.8%
7	India	21	1.6%
8	Singapore	17	1.3%
9	Netherlands	15	1.1%
10	Korea, Republic of	14	1%
11	Canada	12	0.9%
12	United Kingdom	12	0.9%
13	Australia	11	0.8%
14	Sweden	8	0.6%
15	Switzerland	8	0.6%
16	Thailand	8	0.6%
17	Hong Kong	7	0.5%
18	Cyprus	6	0.4%
19	Argentina	6	0.4%
20	Ukraine	6	0.4%
21	Taiwan	5	0.4%
22	Indonesia	5	0.4%
23	Iraq	4	0.3%
24	Ireland	4	0.3%
25	Denmark	4	0.3%
26	Ecuador	4	0.3%
27	Egypt	4	0.3%
28	Poland	4	0.3%
29	Bulgaria	3	0.2%
30	South Africa	3	0.2%
31	Spain	3	0.2%
32	Viet Nam	3	0.2%
33	Finland	2	0.1%
34	Georgia	2	0.1%
35	Serbia	2	0.1%
36	Pakistan	2	0.1%
37	Italy	2	0.1%
38	Lithuania	2	0.1%
39	Malaysia	2	0.1%
40	Morocco	1	0.1%
41	Jordan	1	0.1%
42	Philippines	1	0.1%
43	Norway	1	0.1%
44	Qatar	1	0.1%
45	Hungary	1	0.1%
46	Israel	1	0.1%
47	Chile	1	0.1%
48	Slovakia	1	0.1%
49	Slovenia	1	0.1%