The telerik:RadSlider of RadControls for Silverlight Q2 2011 has an error that is Maximum="2010" Minimum="2005"
while the telerik:RadSlider of 2011.1.315.1040 version is right.
<UserControl x:Class="RadControlsSilverlightApp2.MainPage"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:telerik="http://schemas.telerik.com/2008/xaml/presentation"
mc:Ignorable="d" d:DesignWidth="640" d:DesignHeight="480">
<UserControl.Resources>
<ResourceDictionary>
<DataTemplate x:Key="TickTemplate">
<Grid>
<TextBlock Text="{Binding}" />
</Grid>
</DataTemplate>
</ResourceDictionary>
</UserControl.Resources>
<Grid x:Name="LayoutRoot">
<telerik:RadSlider x:Name="RadSlider1" VerticalAlignment="Center"
HandlesVisibility="Visible"
TickPlacement="Both" TickFrequency="1"
TickTemplate="{StaticResource TickTemplate}" Minimum="2005" Maximum="2011" Margin="41,205,73,225">
<telerik:RadSlider.TickTemplateSelector>
<telerik:DataTemplateSelector >
</telerik:DataTemplateSelector>
</telerik:RadSlider.TickTemplateSelector>
</telerik:RadSlider>
</Grid>
</UserControl>