Rank	Countries/Territories	Count	Percent
1	China	229	36%
2	United States	203	31.9%
3	Germany	62	9.7%
4	Russia	27	4.2%
5	Japan	16	2.5%
6	Sweden	8	1.3%
7	Singapore	7	1.1%
8	Netherlands	7	1.1%
9	Korea, Republic of	7	1.1%
10	Hong Kong	6	0.9%
11	India	6	0.9%
12	Canada	6	0.9%
13	France	6	0.9%
14	Turkey	4	0.6%
15	Romania	4	0.6%
16	Chile	4	0.6%
17	Iran, Islamic Republic of	3	0.5%
18	United Kingdom	3	0.5%
19	Italy	3	0.5%
20	Norway	2	0.3%
21	South Africa	2	0.3%
22	Taiwan	2	0.3%
23	Ireland	2	0.3%
24	Lithuania	2	0.3%
25	Argentina	2	0.3%
26	Belgium	2	0.3%
27	Bulgaria	2	0.3%
28	Cyprus	2	0.3%
29	Denmark	2	0.3%
30	Finland	1	0.2%
31	Nepal	1	0.2%
32	Ukraine	1	0.2%
33	Spain	1	0.2%
34	Slovakia	1	0.2%