The following table provides an overview on currently available data records and the increase from current observation periods:
| DATASET | Number of glaciers | Number of observations | Increments since WGMS (2017) |
|---|---|---|---|
| Front variations (from observations) | 2,541 | 45,840 | +42/+1,148 |
| Front variations (from reconstructions) | 38 | 1,855 | +0/+0 |
| Mass balance (glacier wide) | 460 | 7,032 | +10/+470 |
| Mass balance (point information) | 135 | 41,022 | +10/+3,559 |
| Volume/thickness change (geodetic method) | 27,803 | 94,751 | +23,522/+89,426 |
| Special events | 2,540 | 3,398 | +83/+353 |
| Glacier maps | 85 | 140 | +10/+23 |