$ perl ex_split_ign_whitespace.pl
Customer Name: wilma flintstone           Number of Books checked out: 3
Customer Name: barney rubble      Number of Books checked out: 5
Customer Name: Sam Slate          Number of Books checked out: 0
Customer Name: Great Gazoo        Number of Books checked out: 2
Customer Name: Charlie Harper     Number of Books checked out: 4
Customer Name: Neil Gruesome      Number of Books checked out: 6