|  | r = 0.5 |r = 1.0 |r = 1.5 |r = 2.0 |r = 2.5 |r = 3.0 |
| --- |  --- | --- | --- | --- | --- | --- |
<b> &sigma; = 0.25 </b>| 0.49<b>*</b> |0.00 |0.00 |0.00 |0.00 |0.00 |
<b> &sigma; = 0.50 </b>| 0.46 |0.37<b>*</b> |0.29<b>*</b> |0.00 |0.00 |0.00 |
<b> &sigma; = 1.00 </b>| 0.38 |0.33 |0.26 |0.19<b>*</b> |0.15<b>*</b> |0.12<b>*</b> |
