user
Instruction
Answer the question based on the provided table.


Table
Table Title: police-reported family violence rate, population aged 17 and under, by type of offence and sex, canada, 2014
Table Content:
<table border="1" cellspacing="0">
<tr> <td rowspan="2"> type of offence </td> <td> females </td> <td> males </td> </tr>
<tr> <td colspan="2"> rate per 100,000 population </td> </tr>
<tr> <td>  </td> <td> 0.4 </td> <td> 0.4 </td> </tr>
<tr> <td> attempted murder </td> <td> 0.4 </td> <td> 0.3 </td> </tr>
<tr> <td> sexual offences </td> <td> 121.8 </td> <td> 28.5 </td> </tr>
<tr> <td> physical assault </td> <td> 136.0 </td> <td> 132.9 </td> </tr>
<tr> <td> kidnapping/abduction </td> <td> 5.8 </td> <td> 5.4 </td> </tr>
<tr> <td> other violent crimes </td> <td> 24.6 </td> <td> 22.2 </td> </tr>
</table>


Question
what is the rate of sexual offences against boys per 100,000 population?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["28.5"]