# no module Chart. let's check Chart::Base
Chart::Base

# other options
# Chart::Bars
# Chart::Composite
# Chart::Direction
# Chart::ErrorBars
# Chart::HorizontalBars
# Chart::Lines
# Chart::LinesPoints
# Chart::Mountain
# Chart::Pareto
# Chart::Pie
# Chart::Points
# Chart::Split
# Chart::StackedBars
