Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
The Washboard Union
Table title:
Awards and nominations
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Award </th><th colspan=1 rowspan=1 > Category </th><th colspan=1 rowspan=1 > Nominee/Work </th><th colspan=1 rowspan=1 > Result </th><th colspan=1 rowspan=1 > Ref </th></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td class="highlighted"  colspan=1 rowspan=7 > BCCMA </td><td colspan=1 rowspan=1 > Roots Canadiana of the Year </td><td colspan=1 rowspan=1 > The Washboard Union </td><td colspan=1 rowspan=1 > Nominated </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=6 > 2015 </td><td colspan=1 rowspan=1 > Album of the Year </td><td colspan=1 rowspan=1 > In My Bones </td><td colspan=1 rowspan=1 > Nominated </td><td colspan=1 rowspan=6 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Group Duo of the Year </td><td class="highlighted"  colspan=1 rowspan=3 > The Washboard Union </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Roots Canadiana of the Year </td><td class="highlighted"  colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Songwriter of the Year </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=1 > Single of the Year </td><td colspan=1 rowspan=2 > "Some Day" </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=1 > Video of the Year </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=11 > 2016 </td><td colspan=1 rowspan=4 > CCMA Awards </td><td colspan=1 rowspan=1 > Roots Artist of the Year </td><td colspan=1 rowspan=3 > The Washboard Union </td><td colspan=1 rowspan=1 > Won </td><td colspan=1 rowspan=2 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Rising Star </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Group or Duo of the Year </td><td colspan=1 rowspan=1 > Nominated </td><td colspan=1 rowspan=2 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > CMT Video of the Year </td><td colspan=1 rowspan=1 > "Maybe It’s the Moonshine" </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=7 > BCCMA </td><td colspan=1 rowspan=1 > Group Duo of the Year </td><td colspan=1 rowspan=4 > The Washboard Union </td><td colspan=1 rowspan=1 > Won </td><td colspan=1 rowspan=7 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Roots Canadiana of the Year </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Entertainer of the Year </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=1 > Fans Choice Award </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=1 > Songwriter of the Year </td><td colspan=1 rowspan=4 > "Maybe It’s the Moonshine" </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Single of the Year </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=1 > Video of the Year </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td colspan=1 rowspan=9 > 2017 </td><td colspan=1 rowspan=1 > Canadian Radio Music Awards </td><td colspan=1 rowspan=1 > Best New Group or Solo Artist: Country </td><td colspan=1 rowspan=1 > Nominated </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=5 > BCCMA </td><td colspan=1 rowspan=1 > SOCAN Songwriter of the Year </td><td colspan=1 rowspan=2 > "Head Over Heels" </td><td colspan=1 rowspan=1 > Won </td><td colspan=1 rowspan=5 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Single of the Year </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Fan Choice </td><td colspan=1 rowspan=3 > The Washboard Union </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Website of the Year </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Gaylord Wood Traditional Country Award/Roots Country Award </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Western Canadian Music Awards </td><td colspan=1 rowspan=1 > Country Artist of the Year </td><td colspan=1 rowspan=3 > The Washboard Union </td><td colspan=1 rowspan=1 > Won </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > CCMA </td><td colspan=1 rowspan=1 > Group Duo of the Year </td><td colspan=1 rowspan=1 > Nominated </td><td colspan=1 rowspan=2 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Roots Artist or Group of the Year </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=3 > 2018 </td><td colspan=1 rowspan=3 > CCMA </td><td colspan=1 rowspan=1 > Album of the Year </td><td colspan=1 rowspan=1 > What We're Made Of </td><td colspan=1 rowspan=1 > Nominated </td><td colspan=1 rowspan=3 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Group or Duo of the Year </td><td colspan=1 rowspan=2 > The Washboard Union </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > Roots Artist or Group of the Year </td><td colspan=1 rowspan=1 > Won </td></tr>
</table>
Question:
What award did The Washboard Union win at the 2015 BCCMA's?
Answer:
In 2015, The Washboard Union won the British Columbia Country Music Association Award for Roots Canadiana of the Year.