Rank	Countries/Territories	Count	Percent
1	United States	304	40.6%
2	China	221	29.5%
3	Germany	75	10%
4	France	23	3.1%
5	Spain	16	2.1%
6	Singapore	12	1.6%
7	Korea, Republic of	11	1.5%
8	Japan	10	1.3%
9	Ukraine	9	1.2%
10	Italy	7	0.9%
11	United Kingdom	6	0.8%
12	Iran, Islamic Republic of	6	0.8%
13	Finland	6	0.8%
14	Australia	6	0.8%
15	Turkey	5	0.7%
16	Russia	5	0.7%
17	Netherlands	4	0.5%
18	Lebanon	4	0.5%
19	Mauritius	3	0.4%
20	Argentina	3	0.4%
21	Canada	2	0.3%
22	Indonesia	2	0.3%
23	Morocco	2	0.3%
24	Sweden	1	0.1%
25	Portugal	1	0.1%
26	Ireland	1	0.1%
27	Mongolia	1	0.1%
28	Cyprus	1	0.1%
29	Denmark	1	0.1%
30	Georgia	1	0.1%