Rank	Countries/Territories	Count	Percent
1	United States	414	37.9%
2	China	304	27.8%
3	Germany	114	10.4%
4	France	49	4.5%
5	Japan	24	2.2%
6	Korea, Republic of	18	1.6%
7	Ukraine	15	1.4%
8	Italy	15	1.4%
9	Norway	15	1.4%
10	Canada	13	1.2%
11	Singapore	11	1%
12	United Kingdom	11	1%
13	Taiwan	10	0.9%
14	India	10	0.9%
15	Netherlands	9	0.8%
16	Belgium	6	0.5%
17	Cyprus	5	0.5%
18	Hong Kong	5	0.5%
19	Philippines	5	0.5%
20	Turkey	5	0.5%
21	Russia	4	0.4%
22	Greece	4	0.4%
23	Finland	3	0.3%
24	Australia	3	0.3%
25	Mexico	3	0.3%
26	Uganda	3	0.3%
27	Portugal	2	0.2%
28	Sweden	2	0.2%
29	Malaysia	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Ireland	2	0.2%
32	Chile	2	0.2%
33	Mongolia	1	0.1%
34	Poland	1	0.1%