Rank	Countries/Territories	Count	Percent
1	United States	559	31.9%
2	China	501	28.6%
3	Italy	96	5.5%
4	Germany	93	5.3%
5	Japan	83	4.7%
6	Australia	68	3.9%
7	India	43	2.5%
8	Russia	26	1.5%
9	United Kingdom	23	1.3%
10	Canada	20	1.1%
11	Spain	17	1%
12	Singapore	16	0.9%
13	Netherlands	14	0.8%
14	Taiwan	13	0.7%
15	Romania	12	0.7%
16	Hong Kong	12	0.7%
17	France	10	0.6%
18	Korea, Republic of	9	0.5%
19	Norway	8	0.5%
20	Viet Nam	8	0.5%
21	Peru	7	0.4%
22	Lithuania	7	0.4%
23	Chile	7	0.4%
24	Cyprus	6	0.3%
25	Thailand	6	0.3%
26	Turkey	6	0.3%
27	United Arab Emirates	5	0.3%
28	Argentina	5	0.3%
29	Iran, Islamic Republic of	5	0.3%
30	Brazil	4	0.2%
31	Czech Republic	4	0.2%
32	Philippines	4	0.2%
33	Poland	4	0.2%
34	Portugal	4	0.2%
35	Serbia	4	0.2%
36	Saudi Arabia	3	0.2%
37	Switzerland	3	0.2%
38	Egypt	3	0.2%
39	Ireland	3	0.2%
40	Israel	3	0.2%
41	Pakistan	3	0.2%
42	Palestine, State of	2	0.1%
43	Malaysia	2	0.1%
44	Indonesia	2	0.1%
45	Kazakhstan	2	0.1%
46	Kenya	2	0.1%
47	Croatia	2	0.1%
48	Tunisia	2	0.1%
49	Sweden	2	0.1%
50	Slovakia	1	0.1%
51	South Africa	1	0.1%
52	Ukraine	1	0.1%
53	Belgium	1	0.1%
54	Denmark	1	0.1%
55	Iceland	1	0.1%
56	Greece	1	0.1%
57	Mauritius	1	0.1%
58	Mongolia	1	0.1%