The bar chart shows the caloric intake of UK males in three distinct age groups of 0-24, 25-49, and over 50 years old. Dairy for the 0-24 age group was the highest source of calories, whilst the other categories each represented about 20% each. In the next age group dairy fell to around a quarter, For example, an IELTS Writing Task 1 bar chart that I give students has the chart title “Expected City Visits by Country of Origin for 2018.” Yet I often get sample sentences back that read: “It is predicted that people from Paris will be the most likely to visit the United States in 2018.” The red bar… How to describe bar graphs. Bar graphs transform the data into separate bars or columns. Generally, this type of visuals have categories on the x-axis and the numbers on the y-axis. So, you can compare statistical data between different groups. The bar graphs show which category is the largest and which is the smallest one.