请问这句话用英文怎么说啊?

We filled nothing in the space for value-declaration of the express delivery form as we usually do like this.

We didn't fill in the declared value on the express sheet as our usual practice.

we leave blank in the declared value bar. we alway do like this.

We filled nothing in the blank for value-declaration in the express delivery form as we usually do.
二楼的其实结构很好，只是个别词语还可以斟酌一下。