Japan's net national product is an important indicator of the health of the economy.

He showed understanding towards my explanation.

Japan's gross national product is the third highest in the world.

Looking at this index, you can see that the economy is recovering.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

Health is very important.

His opinion is very important.

Health is more important than anything else.

He is very healthy because he exercises every day.

I'm worried about his health condition.