Rank	Countries/Territories	Count	Percent
1	United States	519	37.3%
2	China	279	20%
3	Germany	135	9.7%
4	Korea, Republic of	53	3.8%
5	Netherlands	43	3.1%
6	India	36	2.6%
7	Romania	35	2.5%
8	Russia	33	2.4%
9	Australia	19	1.4%
10	Canada	18	1.3%
11	United Kingdom	18	1.3%
12	Egypt	14	1%
13	Italy	12	0.9%
14	Philippines	12	0.9%
15	Norway	10	0.7%
16	Poland	9	0.6%
17	Saudi Arabia	9	0.6%
18	France	9	0.6%
19	Japan	8	0.6%
20	Switzerland	7	0.5%
21	Singapore	6	0.4%
22	Greece	6	0.4%
23	Cyprus	6	0.4%
24	Brazil	5	0.4%
25	Ireland	5	0.4%
26	Taiwan	5	0.4%
27	Thailand	5	0.4%
28	Spain	5	0.4%
29	Viet Nam	5	0.4%
30	Ukraine	4	0.3%
31	Lithuania	4	0.3%
32	Malaysia	4	0.3%
33	Hong Kong	4	0.3%
34	Belgium	3	0.2%
35	Argentina	3	0.2%
36	Armenia	3	0.2%
37	Lebanon	3	0.2%
38	Israel	3	0.2%
39	Iraq	3	0.2%
40	Indonesia	3	0.2%
41	Sweden	3	0.2%
42	Turkey	3	0.2%
43	South Africa	3	0.2%
44	United Arab Emirates	2	0.1%
45	Portugal	2	0.1%
46	Jordan	2	0.1%
47	Luxembourg	2	0.1%
48	Malta	2	0.1%
49	Mongolia	2	0.1%
50	Nepal	1	0.1%
51	Iran, Islamic Republic of	1	0.1%
52	Belarus	1	0.1%
53	Albania	1	0.1%
54	Bulgaria	1	0.1%
55	Czech Republic	1	0.1%
56	Croatia	1	0.1%
57	Slovakia	1	0.1%