Table 6 Diffusion Indexes of Industrial Production Percent ------------------------------------------------------------------------------------------------------- Year Jan. Feb. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec. ------------------------------------------------------------------------------------------------------- One Month Earlier 2006 60.9 43.3 52.6 57.4 49.0 52.9 56.1 48.4 44.6 42.0 42.3 59.0 2007 42.9 56.4 58.3 62.2 49.7 57.4 55.6 45.5 53.8 44.6 57.1 50.0 2008 48.1 44.9 52.6 43.4 55.1 Three Months Earlier 2006 58.3 50.6 56.4 51.9 55.1 51.3 52.6 52.6 49.4 41.7 37.5 45.2 2007 46.2 52.9 51.0 62.5 59.6 61.9 59.6 56.7 55.8 43.6 52.9 51.9 2008 48.4 42.3 47.4 40.7 49.0 Six Months Earlier 2006 56.4 54.2 58.0 57.7 52.9 52.2 49.0 53.8 49.0 44.2 44.9 47.1 2007 38.8 43.6 45.5 57.4 58.7 56.4 65.4 57.7 61.2 51.6 53.5 54.8 2008 46.5 43.6 46.5 43.9 45.2 ------------------------------------------------------------------------------------------------------- Note: The diffusion indexes are calculated as the percentage of series that increased over the indicated span (one, three, or six months) plus one-half the percentage that were unchanged.