Study the given table and answer the question that follows.

The table shows the centre and post-wise number of candidates. 

Centre	Officer	Clerk	Supervisor	Field Officer
Mumbai	12000	18000	8000	200
Chennai	8000	10000	6000	100
Hyderabad	10000	12000	7000	150
Bengaluru	9000	6000	5000	80
Kolkata	14000	18000	6500	120

Which centre has the highest number of candidates?