| If the fiscal year is: | The minimum participation rate is: |
|---|---|
| 1997 | 25 |
| 1998 | 30 |
| 1999 | 35 |
| 2000 | 40 |
| 2001 | 45 |
| 2002 or thereafter | 50. |
| If the fiscal year is: | The minimum participation rate is: |
|---|---|
| 1997 | 75 |
| 1998 | 75 |
| 1999 or thereafter | 90. |
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