How to add specific indexes in bigquery sql?

sample json data

[{ "Female": "0", "Male": "9" }, { "Female": "7", "Male": "13" }, { "Female": "1", "Male": "12" }, . . .

For example: I expect the addition of all Females should be equal to 8 (0+7+1)

For Males should be 34 (9+13+12)