user
Instruction
Answer the question based on the provided table.


Table
Table Title: note 1 by immigrant class, canada, 2010
Table Content:
<table border="1" cellspacing="0">
<tr> <td rowspan="3">  </td> <td colspan="5"> immigrant class </td> </tr>
<tr> <td> family </td> <td> economic </td> <td> business </td> <td> dependants </td> <td> refugees </td> </tr>
<tr> <td colspan="5"> percent distribution </td> </tr>
<tr> <td> industry </td> <td colspan="5">  </td> </tr>
<tr> <td> construction of buildings </td> <td> 3.5 </td> <td> 2.6 </td> <td> 1.8 </td> <td> 2.0 </td> <td> 4.9 </td> </tr>
<tr> <td> specialty trade contractors </td> <td> 6.9 </td> <td> 5.0 </td> <td> 2.6 </td> <td> 3.7 </td> <td> 10.1 </td> </tr>
<tr> <td> manufacturing </td> <td> 1.7 </td> <td> 1.5 </td> <td> 1.5 </td> <td> 1.3 </td> <td> 1.8 </td> </tr>
<tr> <td> wholesale trade </td> <td> 1.0 </td> <td> 1.3 </td> <td> 1.4 </td> <td> 1.1 </td> <td> 1.0 </td> </tr>
<tr> <td> retail trade </td> <td> 5.3 </td> <td> 6.6 </td> <td> 7.6 </td> <td> 6.7 </td> <td> 5.5 </td> </tr>
<tr> <td> truck transportation </td> <td> 5.4 </td> <td> 2.5 </td> <td> 1.0 </td> <td> 1.5 </td> <td> 6.0 </td> </tr>
<tr> <td> transit and ground passenger transportation </td> <td> 5.9 </td> <td> 5.1 </td> <td> 0.9 </td> <td> 1.1 </td> <td> 9.4 </td> </tr>
<tr> <td> lessors of real estate </td> <td> 13.9 </td> <td> 16.8 </td> <td> 37.9 </td> <td> 22.6 </td> <td> 11.5 </td> </tr>
<tr> <td> offices of real estate agents and brokers </td> <td> 1.6 </td> <td> 2.8 </td> <td> 1.5 </td> <td> 2.3 </td> <td> 1.4 </td> </tr>
<tr> <td> accounting, tax preparation, bookkeeping and payroll services </td> <td> 1.9 </td> <td> 2.8 </td> <td> 1.2 </td> <td> 2.5 </td> <td> 1.3 </td> </tr>
<tr> <td> architectural, engineering and related services </td> <td> 0.4 </td> <td> 1.6 </td> <td> 0.5 </td> <td> 0.7 </td> <td> 0.5 </td> </tr>
<tr> <td> computer systems design and related services </td> <td> 0.7 </td> <td> 2.5 </td> <td> 0.3 </td> <td> 1.4 </td> <td> 0.6 </td> </tr>
<tr> <td> management, scientific and technical consulting services </td> <td> 3.3 </td> <td> 7.4 </td> <td> 5.7 </td> <td> 4.9 </td> <td> 2.5 </td> </tr>
<tr> <td> services to buildings and dwellings </td> <td> 13.0 </td> <td> 10.5 </td> <td> 8.2 </td> <td> 11.9 </td> <td> 14.8 </td> </tr>
<tr> <td> offices of physicians </td> <td> 0.9 </td> <td> 2.1 </td> <td> 0.3 </td> <td> 1.8 </td> <td> 0.7 </td> </tr>
<tr> <td> offices of dentists </td> <td> 0.4 </td> <td> 0.4 </td> <td> 0.2 </td> <td> 0.9 </td> <td> 0.4 </td> </tr>
<tr> <td> child day-care services </td> <td> 10.7 </td> <td> 2.9 </td> <td> 1.3 </td> <td> 6.8 </td> <td> 5.3 </td> </tr>
<tr> <td> food services and drinking places </td> <td> 1.0 </td> <td> 0.9 </td> <td> 1.0 </td> <td> 0.9 </td> <td> 1.1 </td> </tr>
<tr> <td> all other industries </td> <td> 22.4 </td> <td> 24.6 </td> <td> 25.0 </td> <td> 26.1 </td> <td> 21.0 </td> </tr>
<tr> <td> total </td> <td> 100.0 </td> <td> 100.0 </td> <td> 100.0 </td> <td> 100.0 </td> <td> 100.0 </td> </tr>
<tr> <td>  </td> <td colspan="5"> number </td> </tr>
<tr> <td> total </td> <td> 119,094 </td> <td> 81,116 </td> <td> 16,070 </td> <td> 88,902 </td> <td> 66,056 </td> </tr>
<tr> <td>  </td> <td colspan="5"> percent </td> </tr>
<tr> <td> knowledge-based industries </td> <td> 5.8 </td> <td> 13.8 </td> <td> 7.5 </td> <td> 9.0 </td> <td> 4.7 </td> </tr>
</table>


Question
how many percent of businesses of the primarily self-employed economic class pas were in services to buildings and dwellings?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["10.5"]