What does the axis of this diagram represent?

A certain amount of money is automatically transferred to my savings bank account every month.

The savings banks of the past were significantly different from today's banks.

His business is growing with unstoppable force and vigor.

Microscopium is one of the constellations in the southern sky.

He took a deep breath and chanted, 'a vi ra hūṃ khaṃ svāhā.'

He took a deep breath and began to chant oṃ a vi ra hūṃ khaṃ.

Shiho cannot sleep when she drinks coffee.

Please open the door.

We enjoyed a delicious meal.