| Variable | Definition | Unit measure | Mean | Std | ||
| Overall | Between | Within | ||||
| Compliance | Institutional quality of CF group | Number of farmers turning up over the years | 211.346 | 21.174 | 24.851 | 0 |
| Watercalendar | Presence of water distribution arrangement calendar | Dummy | 0.577 | 0.495 | 0.234 | 0.477 |
| Infosharedmode | Information sharing mode like farmer to farmer network | Dummy | 0.843 | 0.364 | 0.444 | 0.343 |
| Meeting | Number of meetings held pertaining to irrigation collective action issues annually/seasonally | Number | 5.093 | 1.501 | 0.567 | 1.492 |
| Extsuport | Extension advisory services support frequency offered to farmers | Number | 12.372 | 3.651 | 1.415 | 3.544 |
| Controlguard | Presence of control guard in the irrigation scheme | Dummy | 0.962 | 0.193 | 0.022 | 0.192 |
| Monitoringhrs | Hours spend on monitoring the irrigation scheme | Hours | 7.859 | 1.419 | 0.483 | 1.410 |
| Formalpenalt | Control mechanism implemented to constrain adverse human behaviour through court cases and | Number of penalties | 0.692 | 0.356 | 0.114 | 0.353 |
| Infopenalt | Control mechanism implemented informally through sanctions or self-enforcing to restrain adverse human bahaviour in the irrigation scheme | Number of penalties | 2.452 | 0.498 | 0.288 | 0.464 |
| Qtysol | Output quantity sold as a proxy for market access and product demand at scheme level (Kg) | Kg | 5666.67 | 720.248 | 297.723 | 696.205 |
| Mktdist | Proximity to the output market distance as a proxy for market access | Km | 6.849 | 0.358 | 0.249 | 0.305 |
| Outputprice | Output price per unit (piece) | Rwf | 444.231 | 49.746 | 42.656 | 41.296 |
| Timet | Time period for event occurrence | Years | 2017.45 | 4.729 | 2.181 | 4.625 |
| Rainfall | Rainfall amount over years | Mm | 52.897 | 0.996 | 0.589 | 0.946 |
| Infpenty | Interaction between informal penalty and time | Number | 2206.44 | 10.402 | 9.099 | 9.878 |
| Extime | Interaction between extension advisory service and time | Number | 18908.92 | 2136.446 | 4662.911 | 1999.034 |
| Quantprice | Interaction between quantity sold and output price | Number | 49365.38 | 5577.673 | 12173.74 | 5218.918 |
| Raintime | Interaction between rainfall and time | Number | 11725.24 | 1325.007 | 2891.689 | 1239.798 |