samples = [ {"order": 2000.01, "name": "Sankey", "value": 10}, {"order": 2000.01, "name": "Terminus", "value": 10}, {"order": 2000.01, "name": "Chord", "value": 40}, {"order": 2000.01, "name": "Bar Fight", "value": 90}, {"order": 2000.01, "name": "Pie Fight", "value": 70}, {"order": 2000.02, "name": "Sankey", "value": 30}, {"order": 2000.02, "name": "Terminus", "value": 20}, {"order": 2000.02, "name": "Chord", "value": 40}, {"order": 2000.02, "name": "Bar Fight", "value": 120}, {"order": 2000.02, "name": "Pie Fight", "value": 55}, {"order": 2000.03, "name": "Sankey", "value": 35}, {"order": 2000.03, "name": "Terminus", "value": 45}, {"order": 2000.03, "name": "Chord", "value": 60}, {"order": 2000.03, "name": "Bar Fight", "value": 85}, {"order": 2000.03, "name": "Pie Fight", "value": 100}, {"order": 2000.04, "name": "Sankey", "value": 25}, {"order": 2000.04, "name": "Terminus", "value": 60}, {"order": 2000.04, "name": "Chord", "value": 90}, {"order": 2000.04, "name": "Bar Fight", "value": 50}, {"order": 2000.04, "name": "Pie Fight", "value": 105}, {"order": 2000.05, "name": "Sankey", "value": 60}, {"order": 2000.05, "name": "Terminus", "value": 80}, {"order": 2000.05, "name": "Chord", "value": 120}, {"order": 2000.05, "name": "Bar Fight", "value": 30}, {"order": 2000.05, "name": "Pie Fight", "value": 95}, ]