revised back to 1996.

Industry estimates will be reclassified to the 2007 North American Industry Classification System (NAICS) from the 2002 NAICS and revised back to 1987.

Geography boundaries will be updated to the 2006 Standard Geographical Classification (SGC) rather than the current 2001 SGC. With this change, six new census metropolitan areas (CMAs) will be added and the boundaries of seven existing CMAs will be modified. New CMA tables will be created based on the 2006 census boundaries and will date back to 1996.

Finally, the 2006 National Occupational Classification for Statistics (NOC-S) will replace the 2001 NOC-S. This change will not affect the LFS estimates as there were only minor changes to the description of the categories.

Please note that the above-mentioned revisions will have a minor impact on theDecember. The bulk of the gains were in Ontario and Quebec and were spread across a number of industries. This follows little overall change in the manufacturing sector in the previous 18 months.

Transportation and warehousing also saw a notable gain in December (+45,000). With this gain, employment in this industry was up 10.8% (+85,000) compared with December 2009.

Employment in natural resources increased by 7,700 in December, bringing growth in the industry to 10.8% (+33,000) over the past 12 months.

Employment in construction fell by 27,000 in December, the first notable decline since July 2009. Despite this decline, construction employment was up 4.8% over the past 12 months.

In December, employment in health care and social assistance declined by 24,000, following gains the previous month. Employment growth in this industry totalled