Usually some engineers get confused when it comes the service availability when it comes to number of 9’s.
Uptime Downtime (Yearly)
99.00000% 3d 15h 39m
99.90000% 8h 45m 56s
99.99000% 52m 35s
99.99900% 5m 15s
99.99990% 31s
99.99999% 3s