Indeed, students who had attended between two and three years of pre-primary school score 35 points higher than students who did not attend and 50 score points higher than students who had attended less than one year, on average (Figure 5.3). In New Zealand, 92% of 4-year-olds participated in ECEC in 2014 (the 2005 enrolment rate of 4-year-olds is not available for New' Zealand). Rates for Canada are not reported (OECD, 2016b).