Year-to-Date is a relative term referring to the sum of values from the Fiscal Year start through to the period selected. For example:
1) If the fiscal year runs from January to December, by reporting on YTD data in February, the data will include information from January and February.
2) If the fiscal runs from July to June, by reporting on YTD data in February, the data will include information from July (of the previous year) to February (of the current Year).