2022 IB Diploma Extended Essays

to increase due to the immense priority placed on the prevention of SARS-CoV-2

transmissions.

Figure 7

(Center for Systems Science and Engineering (CSSE) at Johns Hopkins University (JHU) ,

2022)

Figure 7 demonstrates the number of SARS-CoV-2 cases from January 2020 to December

2021. Similar to the diagram of Switzerland’s number of cases per day, there is one big peak

during 2020 and an increase in number of cases towards the end of 2021. An assumption can

be made that these spikes were during Christmas as families are more eager to meet extended

family, thus increasing the amount of close contact between people within the nation. As

demonstrated by the scale on the y-axis, the number of cases is significantly higher than

Switzerland and Belgium’s but the percentage of cases compared to their population is lower

than the two countries.

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