Rank	Countries/Territories	Count	Percent
1	United States	343	30.5%
2	China	301	26.8%
3	Japan	113	10.1%
4	Germany	65	5.8%
5	Singapore	40	3.6%
6	France	33	2.9%
7	India	22	2%
8	Netherlands	21	1.9%
9	Australia	15	1.3%
10	United Kingdom	13	1.2%
11	Korea, Republic of	11	1%
12	Turkey	10	0.9%
13	Tunisia	9	0.8%
14	Russia	9	0.8%
15	Canada	9	0.8%
16	Egypt	7	0.6%
17	Iran, Islamic Republic of	7	0.6%
18	Spain	7	0.6%
19	Romania	6	0.5%
20	Switzerland	6	0.5%
21	Iraq	6	0.5%
22	Ireland	6	0.5%
23	Bulgaria	5	0.4%
24	Lebanon	4	0.4%
25	Taiwan	4	0.4%
26	Philippines	4	0.4%
27	Poland	3	0.3%
28	Indonesia	3	0.3%
29	Argentina	3	0.3%
30	Brazil	3	0.3%
31	Cyprus	3	0.3%
32	Hong Kong	3	0.3%
33	Ethiopia	2	0.2%
34	Croatia	2	0.2%
35	Jordan	2	0.2%
36	Kazakhstan	2	0.2%
37	Malaysia	2	0.2%
38	Mexico	2	0.2%
39	Nigeria	2	0.2%
40	Portugal	2	0.2%
41	Sri Lanka	1	0.1%
42	Sweden	1	0.1%
43	Slovakia	1	0.1%
44	South Africa	1	0.1%
45	Thailand	1	0.1%
46	Viet Nam	1	0.1%
47	Oman	1	0.1%
48	New Zealand	1	0.1%
49	Lithuania	1	0.1%
50	Kenya	1	0.1%
51	Cuba	1	0.1%
52	Colombia	1	0.1%
53	Czech Republic	1	0.1%