Of these teachers, the length of service was reported by 1,120 as follows: This table, which is divided by five-year groups, shows that the largest number of teachers was in the group of those having an experience of five to nine years, followed by those whose experience was ten to fourteen years, these two groups comprising more than one-half of all the teachers. The race and nativity of the teachers are combined with the length of service in the following table: The table shows that among the oldest group of teachers those whose parents were foreign exceed those who were native. This is not true in the other two groups, but the proportion of teachers of purely native antecedents is somewhat larger among the youngest |