Rank	Countries/Territories	Count	Percent
1	United States	319	33%
2	China	255	26.3%
3	Germany	74	7.6%
4	Australia	44	4.5%
5	Korea, Republic of	30	3.1%
6	Portugal	28	2.9%
7	United Kingdom	18	1.9%
8	Japan	18	1.9%
9	Russia	17	1.8%
10	Netherlands	15	1.5%
11	Canada	15	1.5%
12	India	11	1.1%
13	Pakistan	11	1.1%
14	Singapore	10	1%
15	Mexico	10	1%
16	France	7	0.7%
17	Hong Kong	7	0.7%
18	Brazil	7	0.7%
19	Egypt	6	0.6%
20	Italy	6	0.6%
21	Thailand	6	0.6%
22	Turkey	5	0.5%
23	Switzerland	5	0.5%
24	Viet Nam	4	0.4%
25	Spain	4	0.4%
26	Iran, Islamic Republic of	4	0.4%
27	Argentina	3	0.3%
28	Cyprus	3	0.3%
29	Sweden	3	0.3%
30	South Africa	2	0.2%
31	Panama	2	0.2%
32	Colombia	2	0.2%
33	Bangladesh	2	0.2%
34	Ghana	2	0.2%
35	Ukraine	2	0.2%
36	Uzbekistan	2	0.2%
37	Uruguay	1	0.1%
38	Hungary	1	0.1%
39	Belgium	1	0.1%
40	Czech Republic	1	0.1%
41	Romania	1	0.1%
42	Lebanon	1	0.1%
43	Lithuania	1	0.1%
44	Moldova, Republic of	1	0.1%
45	Norway	1	0.1%