Rank	Countries/Territories	Count	Percent
1	China	502	41.9%
2	United States	360	30.1%
3	Germany	80	6.7%
4	Canada	48	4%
5	Japan	47	3.9%
6	France	21	1.8%
7	United Kingdom	16	1.3%
8	Netherlands	13	1.1%
9	Singapore	11	0.9%
10	Iran, Islamic Republic of	11	0.9%
11	Hong Kong	9	0.8%
12	India	8	0.7%
13	Egypt	8	0.7%
14	Russia	6	0.5%
15	Korea, Republic of	6	0.5%
16	Luxembourg	5	0.4%
17	Australia	5	0.4%
18	Cyprus	4	0.3%
19	Brazil	3	0.3%
20	Italy	3	0.3%
21	Ukraine	3	0.3%
22	Spain	3	0.3%
23	Taiwan	3	0.3%
24	Malaysia	2	0.2%
25	Morocco	2	0.2%
26	New Zealand	2	0.2%
27	Norway	2	0.2%
28	Pakistan	2	0.2%
29	Portugal	2	0.2%
30	Greece	2	0.2%
31	Ireland	2	0.2%
32	Argentina	2	0.2%
33	Ghana	1	0.1%
34	Thailand	1	0.1%
35	Tunisia	1	0.1%
36	Turkey	1	0.1%
37	Switzerland	1	0.1%