Rank	Countries/Territories	Count	Percent
1	China	557	35.4%
2	United States	501	31.8%
3	Germany	126	8%
4	France	48	3%
5	Japan	38	2.4%
6	United Kingdom	27	1.7%
7	Switzerland	25	1.6%
8	Canada	23	1.5%
9	Netherlands	19	1.2%
10	Taiwan	18	1.1%
11	Russia	16	1%
12	Italy	16	1%
13	India	14	0.9%
14	Portugal	12	0.8%
15	Iran, Islamic Republic of	11	0.7%
16	Australia	11	0.7%
17	Korea, Republic of	10	0.6%
18	Singapore	10	0.6%
19	Spain	10	0.6%
20	Cyprus	9	0.6%
21	Thailand	8	0.5%
22	Finland	6	0.4%
23	Hong Kong	6	0.4%
24	Ireland	5	0.3%
25	Israel	4	0.3%
26	Greece	4	0.3%
27	Ukraine	4	0.3%
28	Romania	3	0.2%
29	Brazil	3	0.2%
30	Nigeria	3	0.2%
31	Poland	2	0.1%
32	Malaysia	2	0.1%
33	Mexico	2	0.1%
34	Mongolia	2	0.1%
35	Austria	2	0.1%
36	Slovakia	2	0.1%
37	Turkey	2	0.1%
38	Tunisia	1	0.1%
39	Sweden	1	0.1%
40	Syrian Arab Republic	1	0.1%
41	Belgium	1	0.1%
42	Argentina	1	0.1%
43	Czech Republic	1	0.1%
44	Denmark	1	0.1%
45	Hungary	1	0.1%
46	Georgia	1	0.1%
47	Indonesia	1	0.1%
48	Jordan	1	0.1%
49	Norway	1	0.1%
50	Philippines	1	0.1%