Text csv file has columns: 1) employee_ID; 2) Job Title; 3) Department; 4) Job level; 5) HourlyRate; 6) Annual Rate; 7) Employment Status; 8) AnnualHours; 9) YearsAtCompany; 10) YearsInCurrentRole; 11) Age; 12) Gender; 13) Visible_Minority. Compare employee salary by gender for the company in each department. Compare salaries with years in service and plot it