Biofuel per item.
Used to be
0, 80, 180, 300, 440, 600, 780, 980, 1200, 1440
Now it is
0, 5, 25, 70, 150, 275, 455, 700, 1020, 1425
That's total efficiency, bear in mind you need to divide this by diversity to get how much fuel you get per item. After some basic division:
0, 80, 90...