Rank	Countries/Territories	Count	Percent
1	China	419	39.3%
2	United States	407	38.2%
3	Germany	83	7.8%
4	Japan	21	2%
5	France	13	1.2%
6	Netherlands	10	0.9%
7	Saudi Arabia	8	0.8%
8	Canada	8	0.8%
9	Australia	6	0.6%
10	Norway	6	0.6%
11	Portugal	6	0.6%
12	Korea, Republic of	6	0.6%
13	Egypt	5	0.5%
14	India	5	0.5%
15	Ireland	5	0.5%
16	United Kingdom	5	0.5%
17	Turkey	5	0.5%
18	Taiwan	5	0.5%
19	Cyprus	4	0.4%
20	Israel	3	0.3%
21	Greece	2	0.2%
22	Hong Kong	2	0.2%
23	Ethiopia	2	0.2%
24	Colombia	2	0.2%
25	Belgium	2	0.2%
26	Brazil	2	0.2%
27	Argentina	2	0.2%
28	Nicaragua	2	0.2%
29	Kenya	2	0.2%
30	Philippines	2	0.2%
31	Rwanda	2	0.2%
32	Tajikistan	2	0.2%
33	Singapore	2	0.2%
34	Switzerland	1	0.1%
35	Ukraine	1	0.1%
36	Senegal	1	0.1%
37	Romania	1	0.1%
38	Pakistan	1	0.1%
39	Palestine, State of	1	0.1%
40	Malaysia	1	0.1%
41	Martinique	1	0.1%
42	Mongolia	1	0.1%
43	Hungary	1	0.1%