Let’s say we have the Triangle
| AY | 12m | 24m | 36m | 48m |
|---|---|---|---|---|
| 2019 | 102 | 135 | 161 | 160 |
| 2020 | 100 | 120 | 153 | |
| 2021 | 108 | 153 | ||
| 2022 | 110 | |||
| To find the volume-weighted development factor 12-24 month maturity, we use |
We need to use same number of observations while calculating the average