Haha, this question is quite sharp!
Let’s put it this way, there is only one reason for not counting the financial industry
All non-financial companies use currency as currency, which is a general equivalent, so they can Statistics and calculations
But in the financial industry, their funds are not necessarily operated as general equivalents. Their currencies may be commodities, or items of equal value that are amplified by financial operations (such as Futures, 1 yuan is worth 10 yuan), they can even use their currency to purchase some financial products in the past or future, which means that their currency is both currency and product
So generally they will not They included it in the statistics