add new plot

index.en.html

@@ -26,6 +26,10 @@ Data sourced from <a href=https://ourworldindata.org/coronavirus-source-data>her
 <h5>new cases</h5>
 <img src=new_cases.png />
 
+<h5>percentual increase</h5>
+New cases relative to total cases, with moving average of 3 days.
+<img src=percent_increase.png />
+
 <h5>total deaths</h5>
 <img src=total_deaths.png />
 
@@ -40,6 +44,11 @@ Warning: data might be incomplete and not start with zero death (e.g. China).
 <br>
 <img src=normalized_to_first_death.png />
 
+<h4>Absolute cases timeshifted to day of reported infections exceeding 100</h4>
+Timeshift to 100 cases, when in most countries the exponential growth fully set in.
+<br>
+<img src=normalized_to_100_cases.png />
+
 <h4>Delay from China in days</h4>
 Delay from case numbers seen in China counted in days
 <br>