Rank	Countries/Territories	Count	Percent
1	China	305	31.9%
2	United States	299	31.3%
3	Japan	64	6.7%
4	Germany	48	5%
5	United Kingdom	31	3.2%
6	Ireland	27	2.8%
7	France	21	2.2%
8	Canada	17	1.8%
9	Australia	17	1.8%
10	India	13	1.4%
11	Singapore	13	1.4%
12	Russia	9	0.9%
13	Belgium	9	0.9%
14	Korea, Republic of	8	0.8%
15	Netherlands	8	0.8%
16	Taiwan	6	0.6%
17	Hong Kong	6	0.6%
18	Indonesia	5	0.5%
19	Cyprus	5	0.5%
20	Sweden	5	0.5%
21	Ukraine	4	0.4%
22	Philippines	4	0.4%
23	Finland	4	0.4%
24	Argentina	3	0.3%
25	Iran, Islamic Republic of	3	0.3%
26	Spain	3	0.3%
27	Turkey	2	0.2%
28	Switzerland	2	0.2%
29	Slovakia	2	0.2%
30	Italy	2	0.2%
31	Denmark	2	0.2%
32	Austria	1	0.1%
33	Kazakhstan	1	0.1%
34	Portugal	1	0.1%
35	Romania	1	0.1%
36	Nigeria	1	0.1%
37	Pakistan	1	0.1%
38	Malaysia	1	0.1%
39	Mongolia	1	0.1%
40	Viet Nam	1	0.1%