user
Instruction
Answer the question based on the provided table.


Table
Table Title: managerial statistics
Table Content:
<table border="1" cellspacing="0">
<tr> <td rowspan="2"> team </td> <td rowspan="2"> from </td> <td rowspan="2"> to </td> <td colspan="5"> record </td> </tr>
<tr> <td> g </td> <td> w </td> <td> d </td> <td> l </td> <td> win % </td> </tr>
<tr> <td> atlante </td> <td> 2002 </td> <td> 2004 </td> <td> 97 </td> <td> 38 </td> <td> 31 </td> <td> 28 </td> <td> 39.18 </td> </tr>
<tr> <td> monterrey </td> <td> 2004 </td> <td> 2007 </td> <td> 127 </td> <td> 51 </td> <td> 32 </td> <td> 44 </td> <td> 40.16 </td> </tr>
<tr> <td> veracruz </td> <td> 2008 </td> <td> 2008 </td> <td> 15 </td> <td> 4 </td> <td> 5 </td> <td> 6 </td> <td> 26.67 </td> </tr>
<tr> <td> estudiantes tecos </td> <td> 2008 </td> <td> 2010 </td> <td> 71 </td> <td> 22 </td> <td> 20 </td> <td> 29 </td> <td> 30.99 </td> </tr>
<tr> <td> atlante </td> <td>  </td> <td>  </td> <td> 34 </td> <td> 13 </td> <td> 7 </td> <td> 14 </td> <td> 38.24 </td> </tr>
<tr> <td> america </td> <td>  </td> <td>  </td> <td> 84 </td> <td> 44 </td> <td> 23 </td> <td> 17 </td> <td> 52.38 </td> </tr>
<tr> <td> mexico </td> <td> 18 october 2013 </td> <td> 28 july 2015 </td> <td> 36 </td> <td> 19 </td> <td> 10 </td> <td> 7 </td> <td> 52.78 </td> </tr>
<tr> <td> tijuana </td> <td> 2 november 2015 </td> <td> 21 may 2017 </td> <td> 74 </td> <td> 33 </td> <td> 18 </td> <td> 23 </td> <td> 44.59 </td> </tr>
<tr> <td> america </td> <td> 30 may 2017 </td> <td> present </td> <td> 104 </td> <td> 51 </td> <td> 31 </td> <td> 22 </td> <td> 49.04 </td> </tr>
<tr> <td colspan="3"> total </td> <td> 642 </td> <td> 275 </td> <td> 177 </td> <td> 190 </td> <td> 42.83 </td> </tr>
</table>


Question
when did miguel herrera become the manager for veracruz.


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["2008.0"]