"NEW YORK, July 19 (AP)?ÛÓThe stock market tried to rally today after six straight sessions of decline but late profit taking trimmed away most of the moderate advance,</br></br>The list had to be credited with a day on the upside, however. Gainers outnumbered losers by 480 to 482.</br></br>The Associated Press average of 60 stocks rose .10 to 218.10 with the industrials unchanged, the rails down .30 and the utilities up .20.</br></br>The Dow-Jones average of 30 industrials declined 1.22 to 624.78, putting this indicator further down the ladder from a ""support level?Û? chartists have been talking about. Standard & Poor's 500-stock index was unchanged.</br></br>A 2-point decline by duPont dropped this stock below the 200 level and down to 199%, its lowest price since Aug. 4, 1958. Technicians have- been watching this blue chip and its performance today was far from cheering. The. company reported a new high in sales but a decline in earnings."