Pros & Cons
3 Pros:
• Trend is very easy to compute
• Correlation with political measures or other gases is easy to visualize
• Comparison with other descriptors
3 Cons:
• Low density of information
• No intra-year variability visible
• Effects of seasonally dependent sub-components becomes invisible
![Annual mean value](/sites/default/files/styles/max_1300x1300/public/2022-01/Capture%20d%E2%80%99e%CC%81cran%202021-11-03%20a%CC%80%2019.14.19.png?itok=4vPftdPw)