Below is a heatmap of available historical data. Clicking yields additional content below the table.
- A given Instrument × Year cell shows the volume of data available for that pairing. Clicking on a cell shows the data distribution for that given instrument and year below the table. A data download link will also appear.
- Cells are color-coded by row. Cells with a darker color for a given row (instrument) indicates that relatively more data was collected for that instrument compared to other years.
- Cells at the end (right or bottom) are summaries and will yield a compilation for the instrument or year. The download link will be a zip file.
- To view instrument metadata, click on the instrument-name row-header.