Note that the percentage for each of the seven divisions is given within each section.

3. The use of connecting lines to identify small sections of a 100% bar chart with its title

is here demonstrated.

OCPAXTHCNT

40% 00% aoX noX

-FOOO STO«£S

Z0%

40%

GEN MERCHANDISE STORES

' AUTOMOTIVE GROUP

•OX

■ All otmcr stores

"The Federal Chart Book," Prepared by the Central Statistical Board and National Reaoureca Committee, January. J 938. SCALE .7

C. Distribution of Sales by Types of Retailers in the United States in 1935.

1. The use of brackets or engineering dimension lines to show groupings of the parts of a

100% bar chart is often useful. In this chart the titles of the individual sections are given above the bar, while the titles of the groupings indicated by brackets are given below the chart.

2. The inclusion of the percentages within each section is a decided advantage.

GRAPHIC PRESENTATION

^neTaxe3-2ai^A

^rantportation «nd Marketing

WioninaRefi"''^

Costs-zaz*/'

Automobile Manufacturers Association, ' Automobile Facts and Figures," 1938.

A. Distribution of the Cost of Gasoline in the United States in 1936.

The use of objects which can be divided into percentages is a common practice. In this chart, a gallon can is very appropriate to illustrate the distribution of the cost of gasoline.

B. Cost of a Ton of Finished Sheet Steel at a Lake Port in the United States in 1931.

1. The amounts to the left of the bar

are cumulative: each one is a total of all those below it on the right hand side.