Full listing
http://concours.r-e-f.org/resultats/2015/2015_cdfssb_dx.pdf
Top 5 by continent (# Qso)
RA1ANY Sergey from St. Petersburg
Europe
1 YP0C 980
2 RA1ANY 598
3 DL5YM 671
4 OH6ECM 437
5 EA7LL 429
NA
1 WB3BSA 124
WP3GW Angel from PR
2 WP3GW 97
3 VA2MO 77
4 KA8Q 39
5 AB2TC 42
AF
1 CN2JF 741
2 EA8TH 551
3 TY2BP 397
4 CT3HF 90
5 TT8CY 15
OC
1 YB5BOY 102
Jean-Pierre CN2JF
2 YB1KI 15
3 VK2CZ 13
AS
1 TC2C 379
2 TC3P 341
3 R8UT 190
4 YM1KD 187
5 4X6DK 163
SA
1 PY2UD 168
RU8UT from Kemerovo
2 PY5FO 71
3 YV5EPM 24
4 HC1JQ 15
5 PU8MRS 1
Awards and certificates available for download here.