Rank	Countries/Territories	Count	Percent
1	China	294	37.6%
2	United States	275	35.2%
3	Germany	47	6%
4	France	23	2.9%
5	Australia	20	2.6%
6	Russia	12	1.5%
7	Sweden	9	1.2%
8	Korea, Republic of	9	1.2%
9	Pakistan	8	1%
10	Switzerland	8	1%
11	United Kingdom	7	0.9%
12	Indonesia	7	0.9%
13	Singapore	6	0.8%
14	Netherlands	4	0.5%
15	Japan	4	0.5%
16	India	4	0.5%
17	Hong Kong	3	0.4%
18	Kenya	3	0.4%
19	Canada	3	0.4%
20	Nigeria	3	0.4%
21	Malaysia	3	0.4%
22	Iraq	3	0.4%
23	Taiwan	3	0.4%
24	Viet Nam	3	0.4%
25	Uzbekistan	2	0.3%
26	Ukraine	2	0.3%
27	Mexico	2	0.3%
28	Palestine, State of	2	0.3%
29	Poland	2	0.3%
30	Romania	2	0.3%
31	Gambia	2	0.3%
32	Cyprus	2	0.3%
33	Argentina	2	0.3%
34	Iran, Islamic Republic of	1	0.1%
35	Denmark	1	0.1%
36	Croatia	1	0.1%