Represents the "Penalty" entry of the requirement dictionary object.

It is an optional entry defined as part of the PDF 2.0 specification.

It contains an integer representing a PDF numeric object.

For definitive details see:.

The ISO PDF Specification, ISO 32000-1:2008 PDF 1.7; Table: 264, page 484.

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 274, page 603.