Rank	Countries/Territories	Count	Percent
1	United States	531	44.8%
2	China	264	22.3%
3	Germany	140	11.8%
4	Belgium	48	4%
5	France	28	2.4%
6	Australia	21	1.8%
7	Netherlands	19	1.6%
8	Taiwan	17	1.4%
9	Japan	14	1.2%
10	Korea, Republic of	11	0.9%
11	Canada	11	0.9%
12	Sweden	11	0.9%
13	Ukraine	7	0.6%
14	United Kingdom	7	0.6%
15	Russia	7	0.6%
16	Argentina	6	0.5%
17	Hong Kong	5	0.4%
18	Portugal	5	0.4%
19	Qatar	4	0.3%
20	Singapore	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Hungary	3	0.3%
23	Latvia	3	0.3%
24	Mexico	3	0.3%
25	Denmark	3	0.3%
26	Cyprus	2	0.2%
27	Myanmar	2	0.2%
28	India	2	0.2%
29	Israel	2	0.2%
30	Poland	2	0.2%
31	Norway	1	0.1%
32	Romania	1	0.1%