Running the cutter, we have National on a total of $697,315 - an average of $13,946 for its 50 MPs.
Act spent a modest $103,536 for an average of $9,412 for 11 MPs. NZ First spent a total of $70,566 or $8,820 for eight MPs.
Labour averaged $21,156 for 35 MPs - a total of $740,481.
The Greens are usually big carbon emitters, and this year is no exception.
They spent no less than $284,780 for an average of $17,798 for 16 MPs. Te Pāti Māori spent $188,887 - the highest average of $31,481 for its six MPs.
Co-leader Debbie Ngarewa-Packer easily burned the most jet fuel, spending $60,990 – a lot for an MP who is in Opposition and hates oil and gas exploration.
