Table A3-14 Standard Mail -- Shape by Familiarity With Organization (Percentage of Pieces) Postal Fiscal Years 1987, 2006 and 2007 (Diary Data)
Familiarity	Letter Size Envelope			Larger Than Letter Size Envelope			Detached Label Postcard			Postcard
	1987	2006	2007	1987	2006	2007	1987	2006	2007	1987	2006	2007
Previous customer	44.5	39.9	45.1	48.6	44.8	48.6	17.9	0.0	1.9	48.7	47.0	49.9
Organization known	19.8	27.2	26.9	18.8	21.7	22.8	16.4	0.0	1.8	17.6	21.5	21.3
Organization unknown	23.9	16.4	15.5	19.8	13.5	12.6	30.0	0.0	1.1	20.9	18.3	18.7
More than one company/ Don't Know / No Answer	11.9	16.5	12.5	12.8	20.1	16.0	35.7	99.9	95.2	12.8	13.2	10.0
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Familiarity	Catalog Not In Envelope			Flyers			Newspapers/Magazines
	1987	2006	2007	1987	2006	2007	1987	2006	2007
Previous customer	63.1	62.4	64.3	49.4	47.5	48.2	24.4	41.5	39.7
Organization known	14.5	14.9	14.2	17.7	17.4	17.7	10.6	12.3	13.0
Organization unknown	13.0	9.5	10.3	13.5	12.5	12.0	6.3	5.8	5.5
More than one company/ Don't Know / No Answer	9.5	13.2	11.3	19.5	22.5	22.1	58.8	40.4	41.8
Total	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.