Literal question
<svar a="all" v="BF06A041">H9. Principal source of cooking energy<br /><div class="i1">[] 1. Electricity<br />[] 2. Natural gas<br />[] 3. Petrol<br />[] 4. Coal<br />[] 5. Wood (reinforced hearth)<br />[] 6. Wood (simple hearth)<br />[] 7. Not applicable<br />[] 0. Other</div><br /></svar>