Rank	Countries/Territories	Count	Percent
1	United States	395	32.8%
2	China	364	30.2%
3	Germany	85	7.1%
4	Czech Republic	50	4.2%
5	France	38	3.2%
6	United Kingdom	25	2.1%
7	Japan	24	2%
8	Romania	20	1.7%
9	Australia	17	1.4%
10	Canada	17	1.4%
11	Indonesia	14	1.2%
12	Turkey	13	1.1%
13	Spain	11	0.9%
14	Italy	10	0.8%
15	India	9	0.7%
16	Netherlands	9	0.7%
17	Cyprus	9	0.7%
18	Brazil	8	0.7%
19	Uzbekistan	8	0.7%
20	Algeria	7	0.6%
21	Palestine, State of	7	0.6%
22	Russia	6	0.5%
23	Ireland	6	0.5%
24	Singapore	5	0.4%
25	South Africa	5	0.4%
26	Ecuador	4	0.3%
27	Colombia	3	0.2%
28	Hong Kong	3	0.2%
29	Hungary	3	0.2%
30	Bangladesh	3	0.2%
31	Sweden	3	0.2%
32	Qatar	3	0.2%
33	Argentina	2	0.2%
34	Botswana	2	0.2%
35	Chile	2	0.2%
36	Rwanda	2	0.2%
37	Senegal	2	0.2%
38	Poland	1	0.1%
39	Portugal	1	0.1%
40	Norway	1	0.1%
41	Pakistan	1	0.1%
42	Korea, Republic of	1	0.1%
43	Malaysia	1	0.1%
44	Mongolia	1	0.1%
45	Benin	1	0.1%
46	Egypt	1	0.1%
47	Taiwan	1	0.1%