What was the change in engineering and other equipment between 2018 and 2019?
{"Land": {"2019": 4575, "2018": 4575}, "Building and land improvements": {"2019": 34797, "2018": 34379}, "Building": {"2019": 68157, "2018": 68183}, "Furniture and fixtures": {"2019": 19959, "2018": 19831}, "Computer hardware and software": {"2019": 74399, "2018": 92071}, "Engineering and other equipment": {"2019": 130430, "2018": 127060}, "Total Property, Plant and Equipment": {"2019": 332317, "2018": 346099}, "Less accumulated depreciation": {"2019": -258609, "2018": -265464}, "Total Property, Plant and Equipment, net": {"2019": 73708, "2018": 80635}}
engineering_and_other_equipment_2019 = df["Engineering and other equipment"]["2019"]
engineering_and_other_equipment_2018 = df["Engineering and other equipment"]["2018"]
answer = engineering_and_other_equipment_2019 - engineering_and_other_equipment_2018