Rank	Countries/Territories	Count	Percent
1	China	306	42.2%
2	United States	219	30.2%
3	Germany	70	9.7%
4	Canada	29	4%
5	United Kingdom	17	2.3%
6	Australia	15	2.1%
7	Japan	15	2.1%
8	Netherlands	10	1.4%
9	Iran, Islamic Republic of	5	0.7%
10	France	5	0.7%
11	Argentina	3	0.4%
12	India	3	0.4%
13	New Zealand	3	0.4%
14	Russia	3	0.4%
15	Singapore	2	0.3%
16	Spain	2	0.3%
17	Malaysia	2	0.3%
18	Romania	2	0.3%
19	Taiwan	2	0.3%
20	Turkey	2	0.3%
21	Hong Kong	2	0.3%
22	Brazil	2	0.3%
23	Bangladesh	1	0.1%
24	Cyprus	1	0.1%
25	Poland	1	0.1%
26	Luxembourg	1	0.1%
27	Sweden	1	0.1%
28	Virgin Islands, British	1	0.1%