I am running mongotop getting data every second, and some results is being displayed with a high number of reads or writes extremely over 1000ms.

Since collection is performed per second, shouldn't the result be close to this value?

mongotop --version
mongotop version: r4.2.0
git version: a4b751dcf51dd249c5865812b390cfd1c0129c30
Go version: go1.12.4
os: linux
arch: amd64
compiler: gc
[evqueue@shd-us-evqueue-custom-monitor-01b mongodb_metrics]$