Rank	Countries/Territories	Count	Percent
1	United States	365	30.8%
2	China	363	30.6%
3	Japan	165	13.9%
4	Germany	100	8.4%
5	Singapore	57	4.8%
6	Russia	35	3%
7	Netherlands	17	1.4%
8	Canada	10	0.8%
9	India	10	0.8%
10	United Kingdom	9	0.8%
11	Egypt	6	0.5%
12	France	5	0.4%
13	Taiwan	5	0.4%
14	Hong Kong	4	0.3%
15	Cyprus	4	0.3%
16	Argentina	3	0.3%
17	Ireland	3	0.3%
18	New Zealand	3	0.3%
19	Poland	3	0.3%
20	Luxembourg	2	0.2%
21	Slovakia	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Australia	2	0.2%
24	Denmark	2	0.2%
25	Bangladesh	1	0.1%
26	Israel	1	0.1%
27	Italy	1	0.1%
28	Kenya	1	0.1%
29	Kyrgyzstan	1	0.1%
30	Lebanon	1	0.1%
31	Lithuania	1	0.1%
32	Sweden	1	0.1%
33	Thailand	1	0.1%