SVG Chart Demo 
Click on an item in the chart or just hover and look at the tooltip (the reference is a string in JSON format that should contain enough information to identify the chart element):
  
  
  
  
Milk Products Meat Wood/Logs Crude Oil Machinery Fruit Fish Wine Other Milk Products (25%) Meat (11%) Wood/Logs (7%) Crude Oil (4%) Machinery (4%) Fruit (3%) Fish (3%) Wine (3%) Other (40%) Orson Charts (evaluation) (c) 2013, 2014, by Object Refinery Limited New Zealand Exports 2012 http://www.stats.govt.nz/browse_for_stats/snapshots-of-nz/nz-in-profile-2013.aspx  
Q2/11 Q3/11 Q4/11 Q1/12 Q2/12 Q3/12 Q4/12 Q1/13 Q2/13 Q3/13 Q4/13 Quarter 0 20 40 60 $billion Revenues 0 20 40 60 $billion Revenues Oracle Google Microsoft Apple Oracle Google Microsoft Apple Oracle Google Microsoft Apple Orson Charts (evaluation) (c) 2013, 2014, by Object Refinery Limited Quarterly Revenues For some large IT companies  
4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 Sepal Length 2.0 2.5 3.0 3.5 4.0 4.5 Sepal Width 1 2 3 4 5 6 7 Petal Length setosa versicolor virginica Orson Charts (evaluation) (c) 2013, 2014, by Object Refinery Limited Iris Dataset