Rank	Countries/Territories	Count	Percent
1	United States	322	35.3%
2	China	289	31.7%
3	Germany	70	7.7%
4	Japan	41	4.5%
5	Australia	22	2.4%
6	Netherlands	21	2.3%
7	Romania	21	2.3%
8	Singapore	15	1.6%
9	France	14	1.5%
10	Poland	10	1.1%
11	Russia	8	0.9%
12	United Kingdom	8	0.9%
13	Korea, Republic of	7	0.8%
14	Bulgaria	7	0.8%
15	Cyprus	6	0.7%
16	Taiwan	6	0.7%
17	Sweden	5	0.5%
18	Spain	4	0.4%
19	Philippines	4	0.4%
20	Indonesia	4	0.4%
21	Argentina	4	0.4%
22	Belgium	3	0.3%
23	Switzerland	3	0.3%
24	Turkey	2	0.2%
25	Ukraine	2	0.2%
26	Brazil	2	0.2%
27	Austria	2	0.2%
28	Denmark	2	0.2%
29	Hungary	2	0.2%
30	Ireland	2	0.2%
31	Lebanon	2	0.2%
32	Canada	1	0.1%
33	New Zealand	1	0.1%