0

I have the following column:
Growth
0.1
0.5
0.23
.
0.5
0.67
0.23
0.42
.
.
.
0.12
0.20
Where dots indicate that there was no data available at that time.
Now I want to compute the difference in growth between the current case and the last available case. Thus, in the second last case this sho...