Table A3-68 Unaddressed Mail Received Reaction Postal Fiscal Years 1987, 2006 and 2007 (Diary Data)
Treatment	Percent of Mail Pieces
	1987	2006	2007
Read by member of household	29.3	23.4	22.5
Read by more than one member of household �	N/A	7.8	6.8
Looked at	24.0	15.2	15.8
Discarded	20.0	31.6	30.1
Set aside	3.9	2.4	3.0
Don't know/No answer	22.7	19.5	21.9
Total	100.0	100.0	100.0
Usefulness	Percent of Mail Pieces
	1987	2006	2007
Useful	33.9	32.6	32.3
Interesting	16.9	7.9	6.9
Not interesting	21.6	34.5	34.1
Objectionable	4.4	5.4	4.6
Don't know/No answer	23.2	19.5	22.2
Total	100.0	100.0	100.0
� This code was not presented in household diaries prior to 1992.
Note: Totals may not sum to 100 due to rounding.