Line charts like this can be helpful for expressing the percent changes of people who have difficulty performing activities of daily living. The lines indicate increasing difficulty for everyday tasks as people age.
Text in this example:
Source: National Center for Health Statistics, Trends in Health and Aging. http://www.cdc.gov/nchs/agingact.htm. Accessed on 02/25/08 Difficulty Performing Activities of Daily Living by Age:
United States, 2004 Age 65-74 75-84 85+ Percent 0.0 10.0 20.0 30.0 40.0 50.0 Chart Title Bathing/Showering Dressing Eating Getting in/out of bed/chairs Walking Using Toilet 6.3 14.0 36.0 4.8 9.9 25.2 1.9 4.4 13.0 8.7 15.3 30.0 17.1 27.6 47.1 3.3 8.0 22.3