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===Quantitative messages===
[[File:20230606 Composite of bar chart (Sankey diagram), bubble chart, pie chart - all showing same data.svg|thumb |'''The same dataset plotted in three charts:''' Top panel is a bar chart depicting the flow of occurrences over time (resembles the Sankey diagram in the ''New York Times'' original<ref>{{cite news |last1=Buchanan |first1=Larry |last2=Letherby |first2=Lauren |title=Who Stops a 'Bad Guy With a Gun'? |url=https://www.nytimes.com/interactive/2022/06/22/us/shootings-police-response-uvalde-buffalo.html |work=The New York Times |date=June 22, 2022 |archive-url=https://web.archive.org/web/20220622111531/https://www.nytimes.com/interactive/2022/06/22/us/shootings-police-response-uvalde-buffalo.html |archive-date=June 22, 2022 |quote=Data source: Advanced Law Enforcement Rapid Response Training Center |url-status=live }}</ref>). Middle panel is a bubble chart that separately quantifies discrete outcomes. Bottom panel is an exploded pie chart showing relative shares of categories, and shares within categories.]]
Author [[Stephen Few]] described eight types of quantitative messages that users may attempt to understand or communicate from a set of data and the associated graphs used to help communicate the message:
#Time-series: A single variable is captured over a period of time, such as the unemployment rate or temperature measures over a 10-year period. A [[line chart]] may be used to demonstrate the trend over time.
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