The bar graph below shows the number of non-medical employees in a hospital across different departments between 2000 and 2015." Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The bar graph indicates information about non-medical employees in the hospital during the period from 2000 to 2015. Overall, there are five type of jobs including: cleaning, administration, maintenance, catering, and security. Number of workers in cleaning and administration saw a gradually increase, while maintenance and catering experienced a decrease over the timeline. In addition, […]