Review the following Covid-19 Vaccination dashboard. For each of them, list at least two things your think they've done a better job than the others, and list at least two things you think they need to improve. 

1. https://coronavirus.jhu.edu/vaccines/international

 

https://ourworldindata.org/covid-vaccinations#

 

https://www.nytimes.com/interactive/2021/world/covid-vaccinations-tracker.html

 

https://covid19tracker.ca/vaccinationtracker.html

 

https://health-infobase.canada.ca/covid-19/vaccination-coverage/