They are identical to Tables 1 , 2 and 3 respectively , except that the total annual volumes in Tables 1 , 2 and 3 have been replaced with per-household annual volumes in Tables 4 , 5 and 6 . A comparison of figures in Tables 4 , 5 , and 6 with the corresponding figures in Tables 1 , 2 and 3 , respectively , shows that the replacement of total by per-household volume figures leaves the shares of sectors and uses in total First-Class Mail volume unchanged .
They aren 't identical to Tables 1 , 2 and 3