bullets and description at desired point

by amcharts

HTML

<script src="http://www.amcharts.com/lib/3/amcharts.js"></script>
<script src="http://www.amcharts.com/lib/3/serial.js"></script>
<div id="chartdiv" style="width: 100%; height: 362px;"></div>

JavaScript

var chart = AmCharts.makeChart("chartdiv", {
    "type": "serial",
	"theme": AmCharts.themes.none,
    "legend": {
        "useGraphSettings": true
    },
	exportConfig:{
      menuItems: [{
          icon: 'http://www.amcharts.com/lib/3/images/export.png',
          format: 'png',
          
      onclick: function(a) {
          var output = a.output({
            format: 'png',
            output: 'datastring'
          },function(data) {
              console.log(data)});
        }
      }]  
	},
    "dataProvider": [{
        "year": 2005,
        "income": 23.5,
        "expenses": 18.1
    }, {
        "year": 2006,
        "income": 26.2,
        "expenses": 22.8
    }, {
        "year": 2007,
        "income": 30.1,
        "expenses": 23.9
    }, {
        "year": 2008,
        "income": 29.5,
        "expenses": 25.1
    }, {
        "year": 2009,
        "income": 24.6,
        "expenses": 25
    }],
    "valueAxes": [{
        "minorGridAlpha": 0.08,
        "minorGridEnabled": true,
        "position": "top",
        "title": "Million USD"
    }],
    "startDuration": 1,
    "graphs": [{
        "balloonText": "<span style='font-size:13px;'>[[title]] in [[category]]:<b>[[value]]</b></span>",
        "title": "Income",
        "type": "column",
		"fillAlphas": 0.8,
        "valueField": "income"
    }, {
        "balloonText": "<span style='font-size:13px;'>[[title]] in [[category]]:<b>[[value]]</b></span>",
        "bullet": "round",
        "bulletBorderAlpha": 1,
        "bulletColor": "#FFFFFF",
		"useLineColorForBulletBorder": true,
		"fillAlphas": 0,
        "lineThickness": 2,
		"lineAlpha": 1,
        "title": "Expenses",
        "valueField": "expenses"
    }],
    "rotate": true,
    "categoryField": "year",
    "categoryAxis": {
        "gridPosition": "start"
    }
});