English: Chart showing CDC recommendations for amount of sleep needed, by age

• Data source: How Much Sleep Do I Need?. CDC.gov. Centers for Disease Control and Prevention (CDC). Archived from the original on 2 November 2023. "Last Reviewed: September 14, 2022. Source: National Center for Chronic Disease Prevention and Health Promotion, Division of Population Health"
• Technical note: most SVG code was automatically generated by the "Variable-width bar chart" spreadsheet linked at User:RCraig09/Excel to XML for SVG. Additions and adjustments were made in a text editor. FYI: It would have been smarter to use the "Vertical bar charts" spreadsheet (fewer manual adjustments would have been needed).

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English: Chart showing CDC recommendations for amount of sleep needed, by age

Data source: How Much Sleep Do I Need?. CDC.gov. Centers for Disease Control and Prevention (CDC). Archived from the original on 2 November 2023. "Last Reviewed: September 14, 2022. Source: National Center for Chronic Disease Prevention and Health Promotion, Division of Population Health"

Technical note: most SVG code was automatically generated by the "Variable-width bar chart" spreadsheet linked at User:RCraig09/Excel to XML for SVG. Additions and adjustments were made in a text editor. FYI: It would have been smarter to use the "Vertical bar charts" spreadsheet (fewer manual adjustments would have been needed).