Rank	Countries/Territories	Count	Percent
1	United States	666	38.7%
2	China	584	33.9%
3	Germany	127	7.4%
4	Russia	85	4.9%
5	France	59	3.4%
6	India	50	2.9%
7	Japan	22	1.3%
8	Singapore	16	0.9%
9	Canada	15	0.9%
10	Indonesia	13	0.8%
11	Australia	9	0.5%
12	Malaysia	8	0.5%
13	Netherlands	8	0.5%
14	Iran, Islamic Republic of	7	0.4%
15	Cyprus	6	0.3%
16	Ukraine	6	0.3%
17	United Kingdom	3	0.2%
18	Portugal	3	0.2%
19	Romania	3	0.2%
20	Spain	3	0.2%
21	Bangladesh	3	0.2%
22	Ireland	3	0.2%
23	Italy	3	0.2%
24	Korea, Republic of	3	0.2%
25	Latvia	3	0.2%
26	Hong Kong	3	0.2%
27	Belarus	2	0.1%
28	Argentina	2	0.1%
29	Egypt	2	0.1%
30	Mexico	2	0.1%
31	Poland	1	0.1%
32	Turkey	1	0.1%
33	Algeria	1	0.1%