"78% of all statistics are made up" is a joke!
i·ro·ny
noun
1.
the expression of one's meaning by using language that normally signifies the opposite, typically for humorous or emphatic effect.
"“Don't go overboard with the gratitude,” he rejoined with heavy irony"
synonyms: sarcasm, causticity, cynicism, mockery, satire, sardonicism
"that note of irony in her voice"
antonyms: sincerity
a state of affairs or an event that seems deliberately contrary to what one expects and is often amusing as a result.