It is overall clear that in 2015 the older people became the more obese they were while 60 years ago most people of all age categories in Charlestown had ideal weight

Overall, it is true that in 2015 the older people, the most fat they were, while in 1955 more people of all categories in Charlestown had ideal weight.
At the first stage, in 2015 and 1955 year bar chart provided the ideal weight is the same 70%. However around of 2% people in 20-29 age group is become obese. In age between 30-39 near 60% almost been ideal weight, in 40-49 age period in 2015 obese increased to 20%, and overweight during 50-59 age dropped a lot, 60-69 age categorize of ideal weight is decreased.
Moving on further, the percentage of overweight in 1955 smaller than 2015 to 3%, but in 30-39 age period underweight higher than 25% in 2015, 40-49 year period percentage of ideal weight is increased than 2015 to 15%, and in 50-59 age categorize underweight is was increased to 20%, after all of that in 1955 the percentage of ideal weight again leader than 40%.