In Canada, 2011, 4.6% of all civil unions are interracial ones, an 18% increase from 2006 (3.9%), and a 77% increase from 1991 (2.6%). Vancouver reported the highest rate of interracial unions, at 9.6%, and Toronto in second place at 8.2%. Major census metropolitan areas had higher frequencies of mixed unions (6.0%) compared to areas that were not classified as such (1.0%). Younger people were more likely to be in a mixed union; the highest proportion of couples in mixed unions was among persons aged 25 to 34 (7.7%), 35 to 44 (6.8%), 15 to 24 (6.1%), 45 to 54 (4.1%), and 55 and over (2.7%).