I marked the background with colour if the number of
downloads is higher than the average of downloads in this
time interval. According to the table there are two days
when the number of downloads are higher than on other
days. This is Monday, the day of presentations of different
subjects and Sunday.
Looking at the table you see that a big segment of the
students wait six days (until Sunday) to download the
material, but the reason for this is very special: these days
are the day before the test, as you will see it later.