Nyora kupfuurira kweiyi ndima - Dalton akatamba mitambo 252 yechikwata chenyika pakati pa 1983 na 1994. Makwikwi ake neOpals anosanganisira makwikwi mana eWorld Championships - 1983, 1986
, 1990 na 1994 - uye Mitambo yeOlympic miviri; 1984 na 1988.