<Style x:Key="{x:Type ProgressBar}"
     TargetType="{x:Type ProgressBar}">
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type ProgressBar}">
                        <Grid MinHeight="14" MinWidth="100">
                            <Border 
            Name="PART_Track" 
            CornerRadius="2" 
            Background="{StaticResource PressedBrushProgress}"
            BorderBrush="{StaticResource SolidBorderBrushProgress}"
            BorderThickness="1" />
                            <Border 
            Name="PART_Indicator" 
            CornerRadius="2"
            
            Background="{StaticResource DarkBrushProgress}" 
            BorderBrush="{StaticResource NormalBorderBrushProgress}" 
            BorderThickness="1" 
            HorizontalAlignment="Left" />
                            <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" >
                                <TextBlock FontWeight="Bold" FontSize="13" Foreground="Black" Text="{Binding RelativeSource = {RelativeSource Mode=FindAncestor, AncestorType ={x:Type ProgressBar}},Path = Value}" ></TextBlock>
                                <TextBlock FontWeight="Bold" FontSize="13" Foreground="Black">%</TextBlock>
                            </StackPanel>
                        </Grid>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>