Van Leeuwen Buizen Groep B.V
| 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |
| Company score | 16.00 | 14.00 | 14.00 | 18.00 | 18.00 | 14.00 | 34.40 | 17.00 | 23.00 |
| Sector average | 6.38 | 5.76 | 5.61 | 6.65 | 6.32 | 6.44 | 17.72 | 23.12 | 24.72 |
| Sector max | 77.00 | 66.00 | 72.00 | 71.00 | 82.00 | 78.00 | 194.72 | 198.45 | 199.00 |
2010
| Category | Score | Sector average | Sector max | Max score |
| Maatschappelijk verslaggevingsbeleid | 0.00 | 1.12 | 18.83 | 88.00 |
| Duidelijkheid | 1.00 | 0.92 | 8.00 | 8.00 |
| Betrouwbaarheid | 2.00 | 0.43 | 4.00 | 11.00 |
| Betrokkenheid van stakeholders | 0.00 | 0.48 | 19.26 | 100.00 |
| Contextuele samenhang | 4.40 | 2.72 | 28.25 | 322.00 |
Category: Maatschappelijk verslaggevingsbeleid
| Criterion | Score | Sector average | Sector max | Max score |
| Insight into stakeholders | 0.00 | 0.10 | 1.07 | 5.00 |
| Guaranteeing involvement of stakeholders | 0.00 | 0.44 | 8.56 | 40.00 |
| Calculation of stakeholder information requirement | 0.00 | 0.39 | 6.42 | 30.00 |
| Involvement of stakeholders in CSR aspects | 0.00 | 0.19 | 2.78 | 13.00 |
Category: Duidelijkheid
| Criterion | Score | Sector average | Sector max | Max score |
| Results of environmental aspects of operations | 0.00 | 0.42 | 4.00 | 4.00 |
| Explanation of policy on environment-related aspects | 0.00 | 0.32 | 2.00 | 2.00 |
| Objectives of environmental aspects of operations | 1.00 | 0.19 | 2.00 | 2.00 |
Category: Betrouwbaarheid
| Criterion | Score | Sector average | Sector max | Max score |
| Results of social aspects of operations | 2.00 | 0.43 | 4.00 | 4.00 |
Category: Betrokkenheid van stakeholders
| Criterion | Score | Sector average | Sector max | Max score |
| Declaration by subject experts | 0.00 | 0.11 | 8.56 | 40.00 |
| Verification by independent expert | 0.00 | 0.28 | 6.42 | 30.00 |
| Type of declaration by independent expert | 0.00 | 0.09 | 4.28 | 30.00 |
Category: Contextuele samenhang
| Criterion | Score | Sector average | Sector max | Max score |
| Sustainability reporting is accessible | 4.00 | 1.02 | 4.28 | 20.00 |
| Vision on relevant social themes | 0.00 | 0.12 | 1.07 | 5.00 |
| Provision of contact information | 0.40 | 0.17 | 1.50 | 7.00 |
| Explanation of policy in context of sustainable development | 0.00 | 0.39 | 6.42 | 30.00 |
| Explanation of social strategy (as opposed to business strategy) | 0.00 | 0.36 | 4.28 | 20.00 |
| Results in relation to internal and external developments | 0.00 | 0.67 | 10.70 | 50.00 |