| Rank |
Name |
Recent average credit |
Total credit |
Country |
Participant since |
| 1 |
Science United |
7,947,709 |
9,058,117,311 |
None |
27 Mar 2019 | 23:58:19 UTC |
| 2 |
Mr. Kevvy |
3,196,084 |
3,623,205,560 |
Canada |
1 Jun 2016 | 2:00:00 UTC |
| 3 |
jjch |
3,167,703 |
14,607,247,215 |
United States |
10 Nov 2013 | 7:27:29 UTC |
| 4 |
 PDW |
2,231,134 |
918,014,286 |
United Kingdom |
7 Mar 2014 | 22:49:28 UTC |
| 5 |
Retvari Zoltan |
1,809,662 |
16,114,486,240 |
Hungary |
20 Jan 2009 | 1:45:45 UTC |
| 6 |
RFGuy_KCCO |
1,807,870 |
1,037,923,686 |
United States |
13 Feb 2014 | 23:55:21 UTC |
| 7 |
Ian&Steve C. |
1,610,525 |
4,460,126,357 |
United States |
21 Feb 2020 | 17:34:18 UTC |
| 8 |
mmonnin |
1,599,413 |
1,230,622,726 |
United States |
2 Jul 2016 | 4:26:13 UTC |
| 9 |
Sherman H. |
1,565,757 |
1,207,493,237 |
Canada |
28 Sep 2008 | 1:06:05 UTC |
| 10 |
Keith Myers  |
1,517,561 |
1,084,289,831 |
United States |
13 Dec 2017 | 3:42:38 UTC |
| 11 |
GPUG2-172818 |
1,491,248 |
1,782,911,262 |
United Kingdom |
9 Mar 2014 | 23:01:01 UTC |
| 12 |
zombie67 [MM] |
1,326,254 |
522,052,402 |
United States |
16 Jul 2007 | 15:00:13 UTC |
| 13 |
Boca Raton Community HS |
1,316,660 |
20,135,000 |
United States |
27 Aug 2021 | 20:08:27 UTC |
| 14 |
om |
1,272,419 |
3,517,421,762 |
Germany |
26 Jun 2010 | 4:59:59 UTC |
| 15 |
Bedrich Hajek |
1,253,210 |
5,819,669,764 |
United States |
28 Mar 2009 | 4:53:44 UTC |
| 16 |
zooxit |
1,218,408 |
44,440,528 |
Slovenia |
4 Jul 2021 | 12:10:25 UTC |
| 17 |
YLS@chem |
1,192,898 |
304,792,488 |
Japan |
26 Oct 2008 | 10:17:57 UTC |
| 18 |
Doug |
1,168,576 |
2,618,723,489 |
International |
7 Oct 2014 | 23:48:33 UTC |
| 19 |
Greger |
1,134,607 |
6,353,476,182 |
Sweden |
6 Jan 2015 | 17:20:28 UTC |
| 20 |
moTHO |
1,124,963 |
83,985,041 |
International |
12 Jul 2017 | 8:31:55 UTC |
