The good news is that it doesn't matter for about half of the people surveyed. But for those who did have a preference, women placed East Asian men at the bottom of the list while men placed East Asian women second from the top after Latin Americans.
From The Georgia Straight: (link)
If you were to marry outside your race, what’s your choice?
(female responses)
Does not matter: 51.4 percent
Latin American: 14.3 percent
Caucasian: 10.6 percent
African origin: 9.1 percent
Mediterranean: 8.9 percent
South Asian: 2.4 percent
Aboriginal: 2.1 percent
East Asian: 1.2 percent
(male responses)
Does not matter: 42.4 percent
Latin American: 15.7 percent
East Asian: 11.9 percent
Mediterranean: 10.4 percent
Caucasian: 7.6 percent
South Asian: 7.3 percent
African origin: 3.8 percent
Aboriginal: 1 percent