1.   Completions lag starts of new construction by about six month, economists estimate.

2.   Completions lag starts of new construction by about six months.

3.   Completions normally lag construction starts by six months.

4.   Housing completions lag starts of new construction by about six months.

5.   Housing completions typically lag starts of new constructions by about six months.

6.   Housing completions lag starts of new constructions by about six months.