Rank	Countries/Territories	Count	Percent
1	China	453	40.6%
2	United States	428	38.3%
3	Germany	74	6.6%
4	Japan	26	2.3%
5	Russia	15	1.3%
6	Canada	12	1.1%
7	Netherlands	11	1%
8	Spain	10	0.9%
9	Brazil	10	0.9%
10	France	9	0.8%
11	Australia	8	0.7%
12	Denmark	8	0.7%
13	Cyprus	6	0.5%
14	Singapore	6	0.5%
15	United Kingdom	6	0.5%
16	Argentina	4	0.4%
17	Hong Kong	4	0.4%
18	Korea, Republic of	4	0.4%
19	Iran, Islamic Republic of	4	0.4%
20	India	3	0.3%
21	Egypt	3	0.3%
22	Taiwan	3	0.3%
23	Tunisia	3	0.3%
24	Norway	2	0.2%
25	Pakistan	2	0.2%
26	Romania	1	0.1%
27	Chile	1	0.1%
28	Jamaica	1	0.1%