Table A3-33 Standard Mail Usefulness of Mail Piece by Shape (Percentage of Pieces) Postal Fiscal Years 1987, 2006 and 2007 (Diary Data)
Usefulness	Letter Size Envelope			Larger Than Letter Size Envelope			Detached Label Postcard			Postcard
	1987	2006	2007	1987	2006	2007	1987	2006	2007	1987	2006	2007
Useful	32.6	22.5	24.2	36.4	31.3	34.0	26.8	23.0	23.7	38.4	38.0	37.3
Interesting	21.3	10.6	9.6	27.4	13.0	13.0	16.3	8.7	9.8	20.1	11.8	12.1
Not interesting	29.0	50.0	52.2	21.1	39.8	40.1	34.7	48.3	50.6	27.7	39.0	40.0
Objectionable	5.7	8.2	7.7	5.8	7.0	6.5	7.5	7.6	6.3	4.9	4.1	5.0
Don't Know/No answer	11.5	8.7	6.3	9.2	9.0	6.5	14.7	12.4	9.7	8.9	7.0	5.5
Total Mail Received by Households	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Usefulness	Catalog Not in Envelope			Flyers			Newspapers/ Magazines			Total �
	1987	2006	2007	1987	2006	2007	1987	2006	2007	1987	2006	2007
Useful	53.8	54.4	55.2	44.7	43.5	41.6	33.3	53.7	53.3	40.2	36.9	37.9
Interesting	26.1	19.2	17.6	19.4	11.6	11.0	16.7	12.1	14.0	22.0	12.8	12.3
Not interesting	10.8	15.4	17.0	19.5	31.7	34.8	9.0	18.6	19.6	21.3	35.6	37.2
Objectionable	2.3	2.0	1.9	3.8	4.0	4.6	2.5	4.0	2.6	4.6	5.4	5.2
Don't Know/No answer	7.0	9.0	8.2	12.5	9.2	7.9	38.5	11.6	10.4	12.0	9.3	7.4
Total Mail Received by Households	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Note: Totals may not sum to 100 due to rounding.
� Total includes pieces for which no response was given as to shape.