超過 ちょうか死亡 しぼう りつではありませんでした
chōkashibōritsudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 超過死亡率

1. Was not exceeding the mortality rate.; Was not above the mortality rate.

Past/Perfective
Negative
Polite
Formal Register