Rank	Countries/Territories	Count	Percent
1	United States	516	33.2%
2	China	450	29%
3	Germany	120	7.7%
4	France	76	4.9%
5	United Kingdom	51	3.3%
6	Netherlands	29	1.9%
7	Japan	25	1.6%
8	Romania	24	1.5%
9	Canada	23	1.5%
10	Australia	20	1.3%
11	Turkey	20	1.3%
12	Spain	15	1%
13	Italy	15	1%
14	India	14	0.9%
15	Denmark	14	0.9%
16	Korea, Republic of	13	0.8%
17	Russia	13	0.8%
18	Singapore	12	0.8%
19	Chile	12	0.8%
20	Ireland	11	0.7%
21	Taiwan	9	0.6%
22	Ukraine	7	0.5%
23	Cyprus	7	0.5%
24	Portugal	7	0.5%
25	Norway	6	0.4%
26	Indonesia	5	0.3%
27	Poland	4	0.3%
28	Greece	4	0.3%
29	Hong Kong	3	0.2%
30	Thailand	3	0.2%
31	Saudi Arabia	2	0.1%
32	Hungary	2	0.1%
33	Brazil	2	0.1%
34	Iran, Islamic Republic of	2	0.1%
35	Iraq	2	0.1%
36	Israel	2	0.1%
37	Philippines	1	0.1%
38	Lebanon	1	0.1%
39	New Zealand	1	0.1%
40	Argentina	1	0.1%
41	Belgium	1	0.1%
42	Colombia	1	0.1%
43	Finland	1	0.1%
44	Georgia	1	0.1%
45	Slovakia	1	0.1%
46	Sweden	1	0.1%
47	Switzerland	1	0.1%
48	Viet Nam	1	0.1%