Rank	Countries/Territories	Count	Percent
1	China	186	37.7%
2	United States	104	21.1%
3	Germany	18	3.7%
4	Japan	18	3.7%
5	Netherlands	13	2.6%
6	Korea, Republic of	11	2.2%
7	United Kingdom	11	2.2%
8	Iran, Islamic Republic of	10	2%
9	Bulgaria	10	2%
10	Singapore	9	1.8%
11	Malaysia	7	1.4%
12	Lithuania	6	1.2%
13	Pakistan	5	1%
14	Canada	5	1%
15	Hong Kong	5	1%
16	India	5	1%
17	Ireland	4	0.8%
18	Philippines	4	0.8%
19	South Africa	4	0.8%
20	Norway	4	0.8%
21	Tunisia	4	0.8%
22	Spain	3	0.6%
23	Portugal	3	0.6%
24	Morocco	3	0.6%
25	Latvia	3	0.6%
26	Israel	3	0.6%
27	Indonesia	3	0.6%
28	Egypt	3	0.6%
29	Finland	3	0.6%
30	France	2	0.4%
31	Hungary	2	0.4%
32	Kazakhstan	2	0.4%
33	New Zealand	2	0.4%
34	Nigeria	2	0.4%
35	Romania	2	0.4%
36	Tanzania, United Republic of	2	0.4%
37	Thailand	2	0.4%
38	Yemen	2	0.4%
39	Viet Nam	1	0.2%
40	Peru	1	0.2%
41	Taiwan	1	0.2%
42	Mexico	1	0.2%
43	Costa Rica	1	0.2%
44	Australia	1	0.2%
45	Belgium	1	0.2%
46	Brazil	1	0.2%