Put in F2:
=IF($B2="","",SUMPRODUCT((E$24:E$436<"")*($B$24:$ B$436=$B2),F$24:F$436))
Copy down to F19. That should do it for Block 1.
To propagate, just copy F2:F19 and paste onto I2:I19, L2:L19, etc
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Max
Singapore
http://savefile.com/projects/236895
xdemechanik
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