Rank	Countries/Territories	Count	Percent
1	United States	438	38.5%
2	China	341	30%
3	Germany	95	8.4%
4	Japan	76	6.7%
5	Ukraine	25	2.2%
6	United Kingdom	19	1.7%
7	Netherlands	17	1.5%
8	Singapore	15	1.3%
9	India	12	1.1%
10	France	10	0.9%
11	Korea, Republic of	10	0.9%
12	Cyprus	9	0.8%
13	Argentina	9	0.8%
14	Turkey	9	0.8%
15	Norway	9	0.8%
16	Hong Kong	7	0.6%
17	Canada	5	0.4%
18	Ireland	4	0.4%
19	Thailand	4	0.4%
20	Chile	3	0.3%
21	Australia	2	0.2%
22	Indonesia	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Kyrgyzstan	2	0.2%
25	Malaysia	2	0.2%
26	Mongolia	2	0.2%
27	Philippines	2	0.2%
28	Portugal	1	0.1%
29	Russia	1	0.1%
30	Peru	1	0.1%
31	Switzerland	1	0.1%
32	Bangladesh	1	0.1%
33	Denmark	1	0.1%