Firefighter's Sum

Given a table FIREFIGHTERS, query the sum of all the people saved by the Firefighters whose CountryCode is PG.

The description of the table FIREFIGHTERS is as follows:

NOTE : The output should contain 1 column by the name ‘SUM(PeopleSaved)’.

Example :

NOTE: You only need to implement the given function. Do not read input, instead use the arguments to the function. Do not print the output, instead return values as specified. Still have a question? Checkout Sample Codes for more details.

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