hourlyDeals = hourlyDealsRaw.map(record => ({
date: d3.isoParse(record.window.start),
hour: d3.isoParse(record.window.start).getUTCHours(),
sumPieceSizeKiB: record['sum(pieceSizeDouble)'] / 1024,
sumPieceSizeMiB: record['sum(pieceSizeDouble)'] / 1024 ** 2,
sumPieceSizeGiB: record['sum(pieceSizeDouble)'] / 1024 ** 3,
sumPieceSizeTiB: record['sum(pieceSizeDouble)'] / 1024 ** 4,
...record
}))