Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How many matches were played that resulted in less than 59.1 overs and a 6.78 Economy rate?

### Inputs:
table_name: table, columns: ['Player', 'Team', 'Matches', 'Overs', 'Wickets', 'Economy Rate', 'Average', 'Strike Rate', 'Best Bowling']

### Response:
SELECT SUM Matches FROM table WHERE Overs < 59.1 AND Economy Rate > 6.78