User blog comment:Sirebel/Gold, Gold and More Gold/@comment-30967537-20170905160347/@comment-26829117-20170905164457

Cheers, I missed those two mistakes (McLaren Overload was a different update).

The totals column is purchase price + upgrade price as it reflects the total gold required for new players to complete the game, not the fully upgraded price. This blog was started a long time ago. If you want to autogenerate the data feel free.