Rank	Countries/Territories	Count	Percent
1	United States	368	28.4%
2	China	360	27.8%
3	Japan	113	8.7%
4	Germany	87	6.7%
5	Singapore	40	3.1%
6	France	38	2.9%
7	Australia	34	2.6%
8	India	24	1.9%
9	Netherlands	22	1.7%
10	Russia	22	1.7%
11	Bulgaria	14	1.1%
12	United Kingdom	13	1%
13	Turkey	12	0.9%
14	Canada	11	0.9%
15	Korea, Republic of	11	0.9%
16	Tunisia	9	0.7%
17	Egypt	8	0.6%
18	Iran, Islamic Republic of	7	0.5%
19	Spain	7	0.5%
20	Poland	6	0.5%
21	Romania	6	0.5%
22	Switzerland	6	0.5%
23	Iraq	6	0.5%
24	Ireland	6	0.5%
25	Ukraine	5	0.4%
26	Taiwan	4	0.3%
27	Philippines	4	0.3%
28	Lebanon	4	0.3%
29	Cyprus	4	0.3%
30	Argentina	4	0.3%
31	Hong Kong	3	0.2%
32	Brazil	3	0.2%
33	Malaysia	3	0.2%
34	Indonesia	3	0.2%
35	Jordan	2	0.2%
36	Kazakhstan	2	0.2%
37	Mexico	2	0.2%
38	Nigeria	2	0.2%
39	Croatia	2	0.2%
40	Ethiopia	2	0.2%
41	Portugal	2	0.2%
42	Sri Lanka	1	0.1%
43	Sweden	1	0.1%
44	Slovakia	1	0.1%
45	South Africa	1	0.1%
46	Thailand	1	0.1%
47	Viet Nam	1	0.1%
48	Czech Republic	1	0.1%
49	Cuba	1	0.1%
50	Colombia	1	0.1%
51	Oman	1	0.1%
52	New Zealand	1	0.1%
53	Lithuania	1	0.1%
54	Kenya	1	0.1%