Earnings Classes and Contributions from March 1, 2004
(Based on 9.3% contribution rate)
| Earnings Class | Weekly Earnings | Monthly Earnings | Assumed Average Weekly Earnings | Employee's Weekly Contribution | Employer's Weekly Contribution | Total Weekly Contribution | Class Z Weekly |
| I | 100.00-159.99 | 433.00-692.99 | 130 | 3.77 | 7.54 | 11.31 | 0.87 |
| II | 160.00-219.99 | 693.00-952.99 | 190 | 5.51 | 11.02 | 16.53 | 1.28 |
| III | 220.00-289.99 | 953.00-1,256.99 | 255 | 7.4 | 14.80 | 22.20 | 1.71 |
| IV | 290.00-359.99 | 1,257.00-1,559.99 | 325 | 9.43 | 18.86 | 28.29 | 2.18 |
| V | 360.00-439.99 | 1,560.00-1,906.99 | 400 | 11.6 | 23.20 | 34.80 | 2.69 |
| VI | 440.00-529.99 | 1,907.00-2,296.99 | 485 | 14.07 | 28.14 | 42.21 |
3.26 |
| VII | 530.00-619.99 | 2,297.00-2,686.99 | 575 | 16.68 | 33.36 | 50.04 | 3.86 |
| VIII | 620.00-709.99 | 2,687.00-3,076.99 | 665 | 19.29 | 38.58 | 57.87 | 4.47 |
| IX | 710.00-809.99 | 3,077.00-3,509.99 | 760 | 22.04 | 44.08 | 66.12 | 5.11 |
| X | 810.00-909.99 | 3,510.00-3,942.99 | 860 | 24.94 | 49.88 | 74.82 | 5.78 |
| XI | 910.00-1,009.99 | 3,943.00-4,376.99 | 960 | 27.84 | 55.68 | 83.52 | 6.45 |
| XII | 1,010.00 AND OVER | 4,377.00 AND OVER | 1010 | 29.29 | 58.58 | 87.87 | 6.79 |