{"cols":[{"label":"Year","type":"string"},{"label":"Purchased services and materials","type":"number"}],"rows":[{"c":[{"v":"2021","f":null},{"v":-9.246009906439186,"f":"-9.25%"}]},{"c":[{"v":"2022","f":null},{"v":-9.817085427135678,"f":"-9.82%"}]},{"c":[{"v":"2023","f":null},{"v":-10.84622082175878,"f":"-10.85%"}]},{"c":[{"v":"2024","f":null},{"v":-10.391752577319588,"f":"-10.39%"}]},{"c":[{"v":"2025","f":null},{"v":-10.713994288045695,"f":"-10.71%"}]}]}