The example is the same site
https://examples2.ext.net/#/Chart/Column/Basic/
<form id="form1" runat="server">
<ext:ResourceManager ID="ResourceManager1" runat="server">
</ext:ResourceManager>
<ext:Panel ID="Panel1"
runat="server"
Title="Column Chart"
Width="800"
Height="600"
Layout="FitLayout">
<TopBar>
<ext:Toolbar ID="Toolbar1" runat="server">
<Items>
<ext:Button ID="Button1" runat="server" Text="Reload Data" Icon="ArrowRefresh" OnDirectClick="ReloadData" />
</Items>
</ext:Toolbar>
</TopBar>
<Items>
<ext:Chart
ID="Chart1"
runat="server"
Shadow="true"
StyleSpec="background:#fff"
Animate="true">
<Store>
<ext:Store
runat="server"
Data="<%# Ext.Net.Examples.ChartData.GenerateData() %>"
AutoDataBind="true">
<Model>
<ext:Model runat="server">
<Fields>
<ext:ModelField Name="Name" />
<ext:ModelField Name="Data1" />
</Fields>
</ext:Model>
</Model>
</ext:Store>
</Store>
<Axes>
<ext:NumericAxis
Fields="Data1"
Grid="true"
Title="Number of Hits"
Minimum="0">
<Label>
<Renderer Handler="return Ext.util.Format.number(value, '0,0');" />
</Label>
</ext:NumericAxis>
<ext:CategoryAxis
Position="Bottom"
Fields="Name"
Title="Month of the Year"
/>
</Axes>
<Series>
<ext:ColumnSeries
Axis="Left"
Highlight="true"
XField="Name"
YField="Data1">
<Tips runat="server" TrackMouse="true" Width="140" Height="28">
<Renderer Handler="this.setTitle(storeItem.get('Name') + ': ' + storeItem.get('Data1'));" />
</Tips>
<Label
Display="InsideEnd"
Field="Data1"
Orientation="Horizontal"
Color="#333"
TextAnchor="middle" >
<Renderer Handler="return Ext.util.Format.number(value, '0');" />
</Label>
</ext:ColumnSeries>
</Series>
</ext:Chart>
</Items>
</ext:Panel>
</form>