New transfers , on the other hand, report being new to the district though they have had more than one year's experience elsewhere. Both new teachers and new transfers are indicators of mobility in the teaching population. Teachers aged 45-55 are often in their most productive years and are usually stable and experienced. Teachers aged over 55 are very near retirement and will probably need to be replaced by new teachers soon. Average annual salary.
Any temporary licensees indicate a shortage.
The higher the percent, the worse the shortage. Ratios higher than the State average indicate possible oversupply, while ratios much lower indicate probable shortage. Cells lower than .15 should be highlighted. New teachers should be trained to fill in behind them. Cells with less than .20 or greater than .70 should be highlighted.