How much power does this 61W power adapter consume the electricity, If I only left it plugged in the main but not plug in my MacBook?

I usually left my chargers plugged in the wall (main) when I left office, does it consume electricity in that condition? because I bring my MacBook home, and the charger is left plugged in the wall..

61W USB-C Power Adapter

61W USB-C Power Adapter

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