Scriptable Vaccination Stats widget

A widget for iOS for the home screen that calculates the current progress of the coronavirus vaccination as well as the expected date from which a herd immunity is given (if 70% of the population has been vaccinated).
This widget is implemented with the iOS app "Scriptable".

Instructions for adding to the home screen:
1. Copy whole Sourcecode (above from "Please copy from here" to below from "Please copy to here")
2. Create a new script in Scriptable App (available in iOS AppStore)
3. Paste Copied Code
4. Give the script a suitable name (will be needed later)
5. Add a new widget from Scriptable to the home screen
1. Hold for a long time in an empty place until the apps wiggle
2. Tap the "+" in the top right corner
3. Select Scriptable
4. Choose a small widget
5. Quit "Wiggle Mode" by tapping an empty space or the home button

1. Tap and hold on the added Scriptable widget, then select Edit Scriptable
2. Edit entry at "Script" and select the script with the previously assigned name
3. Stop this editing mode. The script updates itself over and over again.