Rank	Countries/Territories	Count	Percent
1	United States	502	31.2%
2	China	432	26.8%
3	Germany	123	7.6%
4	Japan	80	5%
5	Australia	62	3.8%
6	Korea, Republic of	42	2.6%
7	France	38	2.4%
8	India	37	2.3%
9	Netherlands	33	2%
10	Canada	19	1.2%
11	Spain	18	1.1%
12	Iran, Islamic Republic of	17	1.1%
13	Greece	15	0.9%
14	Ireland	14	0.9%
15	Cyprus	13	0.8%
16	United Kingdom	13	0.8%
17	Romania	12	0.7%
18	Hong Kong	12	0.7%
19	Singapore	11	0.7%
20	Lithuania	10	0.6%
21	Costa Rica	9	0.6%
22	Turkey	8	0.5%
23	Indonesia	7	0.4%
24	Egypt	6	0.4%
25	Israel	6	0.4%
26	Pakistan	6	0.4%
27	Portugal	6	0.4%
28	Italy	5	0.3%
29	Colombia	5	0.3%
30	Argentina	4	0.2%
31	New Zealand	4	0.2%
32	Mexico	4	0.2%
33	Yemen	4	0.2%
34	Taiwan	4	0.2%
35	South Africa	3	0.2%
36	Sweden	3	0.2%
37	Viet Nam	3	0.2%
38	Lebanon	3	0.2%
39	Brazil	3	0.2%
40	Chile	3	0.2%
41	Bangladesh	2	0.1%
42	Ukraine	2	0.1%
43	Thailand	1	0.1%
44	Switzerland	1	0.1%
45	Macao	1	0.1%
46	Mongolia	1	0.1%
47	Norway	1	0.1%
48	Peru	1	0.1%
49	Philippines	1	0.1%
50	Poland	1	0.1%