Rank	Countries/Territories	Count	Percent
1	United States	361	36.4%
2	China	246	24.8%
3	Germany	138	13.9%
4	Netherlands	31	3.1%
5	France	22	2.2%
6	Bulgaria	18	1.8%
7	Japan	17	1.7%
8	Canada	15	1.5%
9	Turkey	13	1.3%
10	Thailand	12	1.2%
11	Norway	11	1.1%
12	United Kingdom	9	0.9%
13	Romania	9	0.9%
14	Korea, Republic of	9	0.9%
15	Hong Kong	9	0.9%
16	Russia	8	0.8%
17	Switzerland	7	0.7%
18	Cyprus	6	0.6%
19	Kuwait	5	0.5%
20	Portugal	5	0.5%
21	Pakistan	4	0.4%
22	Philippines	4	0.4%
23	South Africa	4	0.4%
24	Senegal	4	0.4%
25	Malta	3	0.3%
26	Italy	3	0.3%
27	Australia	3	0.3%
28	Argentina	2	0.2%
29	Israel	2	0.2%
30	Mongolia	2	0.2%
31	Nigeria	2	0.2%
32	Singapore	2	0.2%
33	Viet Nam	2	0.2%
34	Spain	1	0.1%
35	Hungary	1	0.1%
36	Latvia	1	0.1%
37	Lebanon	1	0.1%
38	French Polynesia	1	0.1%