| Rainy season in 2015 | Dry season in 2015 | ||||
| δ18ORRW | δ18OGW | δ18ORW | δ18ORRW | δ18OGW | δ18ORW |
| −7.51‰ | −7.59‰ | −8.18‰ | −5.29‰ | −5.70‰ | −4.18‰ |
| X = 88% | Y = 73% | ||||
| Rainy season in 2016 | Dry season in 2015 | ||||
| δ18ORRW | δ18OGW | δ18ORW | δ18ORRW | δ18OGW | δ18ORW |
| −7.41‰ | −7.51‰ | −8.07‰ | −5.46‰ | −5.91‰ | −4.13‰ |
| X = 86% | Y = 75% | ||||
| Rainy season in 2020 | Dry season in 2021 | ||||
| δ18ORRW | δ18OGW | δ18ORW | δ18ORRW | δ18OGW | δ18ORW |
| −7.43‰ | −7.51‰ | −8.12‰ | −5.38‰ | −5.78‰ | −4.23‰ |
| X = 89% | Y = 74% | ||||