4 2001 chapter 8 reference 91 code description ci1000 toronto se metals minerals ci1040 gold silver ci1311 oil and gas ci2610 paper forest products ci3990 industrial ci4619 pipelines ci4700 transporation environmental services ci4890 communications ci4939 utilities ci5900 merchandising ci6199 financial ci6550 real estate ci8740 conglomerates ene i s&p 500 energy s mat materials ind industrials cdi consumer discretion cst staples hea health care fin financials tec information tech tel telecomm utl m 400