Study the given bar graph and answer the following question. The bar graph shows the number of employees (in lakhs) in a company across five different years:

By what percentage did the number of employees increase in the year 2022 compared to the year 2019?

1. A
   $25\%$
2. B
   $75\%$
3. C
   $70\%$
4. D
   $20\%$