Numeric report for cor file. The values in each column/variable are colored by lower quartile, median and upper quartile. The values below 25% are labeled with light blue, the values between 25% and 50% are labeled with yellow, the values between 50% and 75% are labeled with orange and the values above 75% are labeled with red. The columns/variables with constant numbers are left without coloring. Note: the color schema for the values is annotated on the top of the table.