Bar chart with 5 groups with 3 items per group.
Group 1, 2000
Item 1, Supply 10940
Item 2, Demand 11900
Item 3, Shortage -960
Group 2, 2005
Item 1, Supply 12088
Item 2, Demand 13766
Item 3, Shortage -1678
Group 3, 2010
Item 1, Supply 12617
Item 2, Demand 15508
Item 3, Shortage -2891
Group 4, 2015
Item 1, Supply 12679
Item 2, Demand 17312
Item 3, Shortage -4633
Group 5, 2020
Item 1, Supply 12407
Item 2, Demand 19332
Item 3, Shortage -6925