pre_text: 21. Supplemental Data The following are additional required disclosures and other material items:
table: Years Ended June 30,
table: ($ in millions) 2019 2018 2017
table: Cost Data:
table: Repairs and maintenance costs $120.4 $108.0 $99.1
table: Cash Flow Data:
table: Noncash investing and financing activities:
table: Noncash purchases of property, plant, equipment and software $16.1 $16.5 $13.7
table: Cash paid (received) during the year for:
table: Interest payments, net $27.6 $29.5 $27.7
table: Income tax payments (refunds), net $27.5 $33.7 $(33.3)
question: Analyse this data from a financial earnings document. What was the change in Repairs and maintenance costs in 2019 from 2018?