Rank	Countries/Territories	Count	Percent
1	United States	501	38.9%
2	China	357	27.7%
3	Germany	85	6.6%
4	Japan	43	3.3%
5	India	41	3.2%
6	Russia	39	3%
7	Indonesia	37	2.9%
8	France	37	2.9%
9	Iran, Islamic Republic of	13	1%
10	Singapore	13	1%
11	Korea, Republic of	13	1%
12	Norway	11	0.9%
13	Spain	10	0.8%
14	United Kingdom	8	0.6%
15	Poland	7	0.5%
16	Netherlands	7	0.5%
17	Italy	7	0.5%
18	Romania	6	0.5%
19	Canada	5	0.4%
20	Portugal	5	0.4%
21	Pakistan	4	0.3%
22	Cyprus	4	0.3%
23	Australia	4	0.3%
24	Brazil	3	0.2%
25	Philippines	3	0.2%
26	South Africa	3	0.2%
27	Taiwan	3	0.2%
28	Turkey	3	0.2%
29	Hong Kong	2	0.2%
30	Argentina	2	0.2%
31	Belarus	2	0.2%
32	Denmark	2	0.2%
33	Greece	2	0.2%
34	Guatemala	1	0.1%
35	Costa Rica	1	0.1%
36	Malaysia	1	0.1%
37	Mexico	1	0.1%
38	Mongolia	1	0.1%
39	Morocco	1	0.1%
40	Sweden	1	0.1%