user
Instruction
Answer the question based on the provided table.


Table
Table Title: career statistics
Table Content:
<table border="1" cellspacing="0">
<tr> <td rowspan="2"> club </td> <td rowspan="2"> season </td> <td colspan="3"> league </td> <td colspan="2"> fa cup </td> <td colspan="2"> league cup </td> <td colspan="2"> other </td> <td colspan="2"> total </td> </tr>
<tr> <td> division </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> </tr>
<tr> <td rowspan="3"> bolton wanderers </td> <td> 2013-14 </td> <td> championship </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> </tr>
<tr> <td> 2014-15 </td> <td> championship </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> </tr>
<tr> <td colspan="2"> total </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> </tr>
<tr> <td> hyde united </td> <td> 2014-15 </td> <td> conference north </td> <td> 5 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td colspan="2"> - </td> <td> 0 </td> <td> 0 </td> <td> 5 </td> <td> 0 </td> </tr>
<tr> <td> stalybridge celtic </td> <td> 2016-17 </td> <td> national league north </td> <td> 6 </td> <td> 1 </td> <td> 0 </td> <td> 0 </td> <td colspan="2"> - </td> <td> 0 </td> <td> 0 </td> <td> 6 </td> <td> 1 </td> </tr>
<tr> <td rowspan="3"> stockport county </td> <td> 2016-17 </td> <td> national league north </td> <td> 33 </td> <td> 5 </td> <td> 2 </td> <td> 2 </td> <td colspan="2"> - </td> <td> 2 </td> <td> 0 </td> <td> 37 </td> <td> 7 </td> </tr>
<tr> <td> 2017-18 </td> <td> national league north </td> <td> 41 </td> <td> 9 </td> <td> 0 </td> <td> 0 </td> <td colspan="2"> - </td> <td> 7 </td> <td> 2 </td> <td> 48 </td> <td> 11 </td> </tr>
<tr> <td colspan="2"> total </td> <td> 74 </td> <td> 14 </td> <td> 2 </td> <td> 2 </td> <td> 0 </td> <td> 0 </td> <td> 9 </td> <td> 2 </td> <td> 85 </td> <td> 18 </td> </tr>
<tr> <td> stevenage </td> <td> 2018-19 </td> <td> league two </td> <td> 18 </td> <td> 3 </td> <td> 0 </td> <td> 0 </td> <td> 1 </td> <td> 1 </td> <td> 2 </td> <td> 0 </td> <td> 21 </td> <td> 4 </td> </tr>
<tr> <td colspan="3"> career total </td> <td> 103 </td> <td> 18 </td> <td> 2 </td> <td> 2 </td> <td> 1 </td> <td> 1 </td> <td> 11 </td> <td> 2 </td> <td> 117 </td> <td> 23 </td> </tr>
</table>


Question
which league did james ball (footballer) join club stalybridge celtic in the 2016-17 season before signing for stockport county in 2016.


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