?repeats the group contents below at most once:
Non-Capturing Group(?:-|or) -the literal - (4510 / 558 / 2D16)
orthe literal text or (case sensitive) \s*any whitespace character, repeated any number of times
\d+a digit, repeated at least once
Non-Capturing Group(?:,\d{3})* *repeats the group contents below any number of times:
,the literal , (4410 / 548 / 2C16)
\d{3}a digit, repeated exactly 3 times
\s*any whitespace character, repeated any number of times