I don't understand. The OP wants an average for each of 'A', 'B', 'C', 'D' (four numbers). Your input (%hash) doesn't have the information to do that, and your output (a ratio, called '$sum') is a single number.

In reply to Re^3: get the average of hash values? by JavaFan
in thread get the average of hash values? by luckysing

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