Hello,
I have data for different time intervals for one month.
<tbody>
<tbody>
<tbody>
Start Time
End Time
Value 1
Value 2
1.1.2012 00:08
1.1.2012 00:18
12,3
13,4
1.1.2012 00:18
1.1.2012 00:29
14,6
12,5
1.1.2012 00:29
1.1.2012 00:39
8,7
9,6
</tbody>
</tbody>
etc.
I want to create...