I will probably rewrite those pages. It will take a week or two.
Notice that the error only happens when the table is full. The Daily Points History will only be full on Sundays and the Update History will only be full at the last update of the day, currently at 23:00.
Here is the correct 2:00 update sum as it is now:
62,016
45,056
50,048
59,456
113,792
68,224
69,120
65,792
50,368
53,568
31,104
94,720
68,800
78,336
910,400 Sum of 2:00 updates
65,029 The sum divided by 14
There really are only 14 rows with data, which is the desired (or possible) behavior.