Date of Retirement 7-1-82 and after 7-1-81 through 6-1-82 7-1-80 through 6-1-81 7-1-79 through 6-1-80 7-1-78 through 6-1-79 7-1-77 through 6-1-78 7-1-76 through 6-1-77 7-1-75 through 6-1-76 7-1-74 through 6-1-75 7-1-73 through 6-1-74 7-1-72 through 6-1-73 Before 7-1-72 Percent of Increase 0% 1% 2% 3% 4% 5% 6% 7% 8% 9% 10% 10%