Ku dhameystir weedha soo socota: Kuijken wuxuu 2005-tii dhigay rikoodhkiisa ugu wanaagsan tartanka orodka: 2:06.25 daqiiqo orodka 800-ka mitir, 4:19.72 daqiiqo orodka 1500-ka mitir (waa kaalinta toddobaad ee tartanka).
Dhacdadii Koobka Yurub ee 2005), 9:28.45 daqiiqo oo loogu talagalay 3000 m (qayb ka mid ah bilada qalinka ah ee lagu guuleystay Koobkii Ciyaaraha fudud ee Yurub ee 2005) iyo 10:42.93 daqiiqo oo loogu talagalay 3000 mitir. Dhirta, waxay ahayd abaalmarinta dahabka dahabka ee da'yarta ee 2005 European Cross Country Championships waxayna gashay kaalinta 58aad ee tartanka da'yarta ee 2005 IAAF World Cross Country Championships.