I Googled "PDF editor" and found tons of programs, some of which are free. Ableword seems to get reasonable reviews:
http://www.pcadvisor.co.uk/review/pu...eview-3599434/
However, I don't think it converts to Excel format; it would be Word format. If you want a conversion to Excel format, this one might do:
https://www.freepdfconvert.com/pdf-excel