For use in the Data section to tag a data item as a crosssectional function. Normally, a data formula is calculated by going back in time from the current bar for the given symbol. Crosssectional items are instead calculated by going across all symbols on the given date. One use of crosssectional data is to calculate ranking for a rotational strategy. Another is to generate marketbreadth indicators.
#Avg  crosssectional average value
#Count  crosssectional count of values
#Highest  crosssectional highest value
#Lowest  crosssectional lowest value
#Median  crosssectional median value
#Percentile  crosssectional percent rank
#Rank  crosssectional numeric rank
#StdDev  crosssectional standard deviation
#Sum  crosssectional sum of values
