importing total order and total spend of customer

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Hi , I was trying to export total order and total spend of customer from my old store which is build on WooCommerce but during finding plugin I found out this link 

here it is mentioned that 

Annotation 2020-06-07 150010.png
Does this mean exporting these two items from would be useless ?
as shopify will not import these 
and if it true how can I then import these two item 
I require these
Thank you for your time , have a good day.