In 1998, 45% of second graders [at the target school] scored above the 25th percentile as compared with 64% in 1999, and 73% in 2000. This is a 28% overall gain. District-wide, 48% of second graders scored above the 25th percentile in 1998, 61% in 1999 and 56% in 2000, an overall gain of 12% (p. 259).