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  1. Symbols
  2. Note of appreciation
  3. Standards of service to the public
  4. Copyright


The following standard symbols are used in Statistics Canada publications:

not available for any reference period
not available for a specific reference period
not applicable
true zero or a value rounded to zero
value rounded to 0 (zero) where there is a meaningful distinction between true zero and the value that was rounded
suppressed to meet the confidentiality requirements of the Statistics Act
use with caution
too unreliable to be published
significantly different from reference category (p < 0.05)


Due to rounding, the sums of individual items may not agree exactly with the totals.

Five-year averages exclude years without data.

Concepts, methods and sources published annually in the October issue.

This publication was prepared under the direction of:

  1. Rita Athwal, Unit Head, Grain Marketing Unit
  2. Sheila Young, Analyst, Grain Marketing Unit
  3. Leslie Macartney, Analyst, Grain Marketing Unit
  4. Barbara Keith, Analyst, Grain Marketing Unit
  5. Susan Anderson, Officer, Grain Marketing Unit
  6. Joanne Trinkl, Officer, Grain Marketing Unit
  7. Joanne Draper-Bronson, Officer, Grain Marketing Unit

Note of appreciation

Canada owes the success of its statistical system to a long-standing partnership between Statistics Canada, the citizens of Canada, its businesses, governments and other institutions. Accurate and timely statistical information could not be produced without their continued cooperation and goodwill.

Standards of service to the public

Statistics Canada is committed to serving its clients in a prompt, reliable and courteous manner. To this end, Statistics Canada has developed standards of service that its employees observe.


Published by authority of the Minister responsible for Statistics Canada

© Minister of Industry, 2012

All rights reserved. Use of this publication is governed by the Statistics Canada Open License Agreement:

August 2012

Catalogue no. 22-007-X, vol. 35, no. 6

ISSN 1492-4048

Frequency: Monthly


Agriculture Division