pre_text: Property, Plant and Equipment. Property, plant and equipment is stated at cost. Maintenance and repair costs are expensed as incurred. Depreciation is calculated using the straight-line method using estimated useful lives of 5 to 40 years for buildings and building improvements and 3 to 15 years for machinery and equipment. A summary of property, plant and equipment is shown below: Depreciation expense was $27.2 million, $22.5 million and $22.0 million in fiscal 2019, fiscal 2018 and fiscal 2017, respectively. As of April 27, 2019 and April 28, 2018, capital expenditures recorded in accounts payable totaled $6.4 million and $9.0 million, respectively.
table: (Dollars in Millions) April 27, 2019 April 28, 2018
table: Land $3.7 $0.8
table: Buildings and Building Improvements 81.2 69.2
table: Machinery and Equipment 390.7 364.7
table: Total Property, Plant and Equipment, Gross 475.6 434.7
table: Less: Accumulated Depreciation 283.7 272.5
table: Property, Plant and Equipment, Net $191.9 $162.2
question: Analyse this data from a financial earnings document. What was the change in the land value from 2018 to 2019?