Rank	Countries/Territories	Count	Percent
1	China	288	34.7%
2	United States	283	34.1%
3	Germany	48	5.8%
4	Singapore	31	3.7%
5	Canada	26	3.1%
6	Netherlands	17	2%
7	France	16	1.9%
8	Japan	12	1.4%
9	Korea, Republic of	12	1.4%
10	Sweden	10	1.2%
11	Norway	7	0.8%
12	Switzerland	6	0.7%
13	Cyprus	6	0.7%
14	United Kingdom	6	0.7%
15	Costa Rica	5	0.6%
16	Italy	5	0.6%
17	Taiwan	4	0.5%
18	Qatar	4	0.5%
19	Russia	4	0.5%
20	India	4	0.5%
21	Iran, Islamic Republic of	4	0.5%
22	Ireland	3	0.4%
23	Egypt	3	0.4%
24	Greece	3	0.4%
25	Saudi Arabia	3	0.4%
26	Ukraine	3	0.4%
27	Slovenia	2	0.2%
28	Colombia	2	0.2%
29	Belgium	2	0.2%
30	Bulgaria	2	0.2%
31	Algeria	1	0.1%
32	Australia	1	0.1%
33	Hong Kong	1	0.1%
34	Indonesia	1	0.1%
35	Thailand	1	0.1%
36	Macao	1	0.1%
37	Poland	1	0.1%
38	Portugal	1	0.1%
39	Viet Nam	1	0.1%