Rank	Countries/Territories	Count	Percent
1	United States	464	35.7%
2	China	384	29.5%
3	Japan	110	8.5%
4	Germany	90	6.9%
5	India	36	2.8%
6	Russia	24	1.8%
7	France	22	1.7%
8	Netherlands	17	1.3%
9	United Kingdom	17	1.3%
10	Canada	15	1.2%
11	Singapore	14	1.1%
12	Australia	13	1%
13	Switzerland	10	0.8%
14	Spain	10	0.8%
15	Korea, Republic of	8	0.6%
16	Cyprus	8	0.6%
17	Iran, Islamic Republic of	6	0.5%
18	Ireland	6	0.5%
19	Italy	5	0.4%
20	Taiwan	4	0.3%
21	Sweden	4	0.3%
22	Saudi Arabia	3	0.2%
23	Nigeria	3	0.2%
24	Pakistan	3	0.2%
25	Israel	3	0.2%
26	Peru	2	0.2%
27	Malaysia	2	0.2%
28	Serbia	2	0.2%
29	Slovenia	2	0.2%
30	Ukraine	2	0.2%
31	United Arab Emirates	2	0.2%
32	Myanmar	2	0.2%
33	Mongolia	1	0.1%
34	Greece	1	0.1%
35	Hungary	1	0.1%
36	Egypt	1	0.1%
37	Georgia	1	0.1%
38	Albania	1	0.1%
39	Cuba	1	0.1%