Cost chart with stacked bars

Present the user with a chart of stacked bars so that he/she can quickly recognize which component contributes the most to his/her billing and see if there has been a change in those that behave like fixed charges (barely change over time), in these bars each section is a charge in the bill (usage, customer charges, taxes, etc) of his bill with activate/deactivate option for showing or hiding them. This chart should be presented in a timeline for comparison and trending analysis purposes.