Rank	Countries/Territories	Count	Percent
1	United States	507	43.4%
2	China	272	23.3%
3	Italy	108	9.2%
4	Japan	32	2.7%
5	India	31	2.7%
6	Germany	25	2.1%
7	United Kingdom	23	2%
8	Portugal	17	1.5%
9	Russia	16	1.4%
10	Brazil	10	0.9%
11	Korea, Republic of	9	0.8%
12	Taiwan	9	0.8%
13	Hong Kong	8	0.7%
14	Lithuania	7	0.6%
15	Netherlands	7	0.6%
16	Ireland	7	0.6%
17	Sweden	6	0.5%
18	Denmark	6	0.5%
19	Canada	6	0.5%
20	New Zealand	5	0.4%
21	Singapore	5	0.4%
22	Malawi	4	0.3%
23	Mexico	4	0.3%
24	Egypt	4	0.3%
25	France	4	0.3%
26	Bulgaria	3	0.3%
27	Oman	3	0.3%
28	Lebanon	3	0.3%
29	Macao	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Norway	2	0.2%
32	Australia	2	0.2%
33	Bangladesh	2	0.2%
34	Finland	2	0.2%
35	Costa Rica	2	0.2%
36	Czech Republic	2	0.2%
37	Romania	2	0.2%
38	Spain	1	0.1%
39	Viet Nam	1	0.1%
40	Greece	1	0.1%
41	Belgium	1	0.1%
42	Bahrain	1	0.1%
43	Argentina	1	0.1%
44	Philippines	1	0.1%
45	Mongolia	1	0.1%
46	Malaysia	1	0.1%
47	Jordan	1	0.1%