PGI-9R Canon Red Ink

For the following Printers (Click to link)

Canon PIXMA Pro9500

Canon Pigment Red Cartridge.
Canon quoted yields for all PGI9 inks on 279mmx 355mm images (A3 with borders):
PGI-9PM - approx. 37, PGI-9PBK - approx. 43, PGI-9MBK - approx. 219, PGI-9PC - approx. 44
PGI-9GY - approx. 37, PGI-9M - approx. 144, PGI-9Y - approx. 125, PGI-9C - approx. 79
PGI-9G - approx. 160, PGI-9R - approx. 104.