Rank	Countries/Territories	Count	Percent
1	China	245	36.8%
2	United States	236	35.5%
3	Germany	76	11.4%
4	Canada	11	1.7%
5	India	10	1.5%
6	Japan	10	1.5%
7	Australia	6	0.9%
8	Singapore	6	0.9%
9	Spain	5	0.8%
10	Netherlands	5	0.8%
11	Uzbekistan	5	0.8%
12	Belgium	5	0.8%
13	Iran, Islamic Republic of	4	0.6%
14	Taiwan	4	0.6%
15	Slovenia	4	0.6%
16	Turkey	3	0.5%
17	United Kingdom	3	0.5%
18	Israel	3	0.5%
19	Malaysia	2	0.3%
20	Denmark	2	0.3%
21	Egypt	2	0.3%
22	Finland	2	0.3%
23	Thailand	2	0.3%
24	Viet Nam	2	0.3%
25	Palestine, State of	2	0.3%
26	Romania	1	0.2%
27	Senegal	1	0.2%
28	Switzerland	1	0.2%
29	France	1	0.2%
30	Argentina	1	0.2%
31	Belarus	1	0.2%
32	Italy	1	0.2%
33	Indonesia	1	0.2%
34	Colombia	1	0.2%
35	Cyprus	1	0.2%