pre_text: Consolidated Financial Results Operating Expenses The following table sets forth operating expenses by segment for the periods presented (in millions): The increase in Operating Expenses was primarily driven by higher net personnel costs, technology-related costs and acquisition-related costs in our Software Solutions segment. The increase in our Data and Analytics segment primarily related to higher net personnel costs and higher data costs related to revenue growth. The decrease in Corporate and Other was primarily driven by lower incentive bonus expense.
table: Year ended December 31, Variance
table: 2019 2018 $ %
table: Software Solutions $412.7 $394.8 $17.9 5%
table: Data and Analytics 123.4 115.0 8.4 7%
table: Corporate and Other 109.9 115.6 (5.7) (5)%
table: Total $646.0 $625.4 $20.6 3%
question: Analyse this data from a financial earnings document. What was the difference in the percent variance between Software Solutions and Data and Analytics?