
Unpredictable factors such as natural disasters and contagious diseases shape each country’s mortality rate yearly. Hence, the data varies periodically.
Records and data collected between 2015 and 2019 revealed a somewhat steady average of death rates in all regions. However, due to the COVID-19 pandemic, death records in the world varied significantly.
How many people died yearly from 2015 to 2019?
2015: 55.82 million deaths
2016: 56.33 million deaths
2017: 56.94 million deaths
2018: 57.63 million deaths
2019: 58.39 million deaths
According to these data provided by ourworldindata.org, it becomes clear that death rates experience no dramatic increases and variations between 2015 and 2019.
How did COVID-19 impact the mortality rate of 2020, compared with the data registered between 2015 and 2019?
According to our data, these are the top 10 countries with more cumulated changes between 2015-2019 compared to 2020.
- Ecuador: The percentage change for this country was the highest registered to this day, with a 63.64% change compared to the previous 5 years. In April, the average death rate registered between 2015 and 2019 was 5,582, while 21.254 deaths were registered in 2020 during the same month.

- Nicaragua: The mortality rate for this country was 49.58% between 2015 and 2019. While in May 2021, it was 73.11%.

- Bolivia: In Bolivia, the death toll changed drastically in April, 2020. Between 2015 and 2019, the death average was 5,582, while in 2020 there were 21,254 deaths, accounting for a 280.7% difference for that month.

- Mexico: In April, the death average between 2015 and 2019 was 50,578, while in 2020, the difference was substantial with a death average of 102,339.

- San Mariano: The biggest death wave of 2020 was registered in March with 50,000 compared to the death average from April, 2015 to 2019 -21.200- accounting for a percentage change of 135.8%.

- Azerbaijan: in December 2020 deaths reached a total of 14,500 compared to the 4.896 death average from April, 2015 to 2019, accounting for a percentage change of 196.2%.

- Armenia: Armenia had an unusual behavior, since the highest number of deaths were registered in November 2020, with a total of 6,060 compared to the a death average of 2,316 registered between 2015 and 2019, for a total percentage change of 161.6%.

- Colombia: In August 2020 was when the highest peak of deaths was registered, a total of 37,141 people died, compared to the 21,894 death average between 2015 and 2019, accounting for a 69.64% percentage change.

- Albania: The highest death wave was registered in November, 2020, with 3,853 fatalities compared to an average of deaths between 2015 to 2019 of 1,773, accounting for a difference of 117.3%.

- Oman: The death rate in September 2020 was 1,073, while the mortality average between 2015 and 2019 was 678. The total percentage change between 2015-2019 and 2020 was 24.65%.

What can we conclude? That the data is clear and shows strong evidence in which the effects of COVID on the mortality rate in the world are evident.
During the last 5 years the mortality rate and percentage was very similar, while in 2020 the death peaks and the variation increased considerably due to the pandemic, and thanks to the data, we can keep a historical record of how these percentages have changed and also allow us to project whether this mortality rate will remain or return to normal.