Despite what appears to be good performance compared to international benchmarks a fair percentage of 15 year olds fail to meet standards...

Percentage of 15-yr olds from various jurisdictions attaining B.C. grade 10 reading standards, 2000

1. All results shown here are for 15-year-olds except for B.C. grade 10 students who are, on average, 6 months older than B.C. 15 year olds.
Jurisdictions ordered by the percentage of students meeting or exceeding expectations.
Source: Table 6