Task: Table-QA (source dataset: TableBench)

Task: 
You are given a table containing structured data and a natural language question referring to the table. Your goal is to analyze the table and provide an accurate and concise answer based on the given data.

Instructions:
1. Understand the Table: Examine the structure, headers, and data in the table. Identify relevant columns and rows related to the question.
2. Interpret the Question: Determine whether the question requires direct retrieval, aggregation, comparison, sorting, filtering, or inference.
3. Extract the Answer: Use logical reasoning and numerical operations (if necessary) to derive the correct response from the table.
4. Format the Answer: No explanation, return the answer in a structured JSON format: {"answer": <answer>}. If the question cannot be answered due to missing or ambiguous data, return a JSON response with {"answer": null}.

Table:
| contestant   |   starting weight (kg) |   final weight (kg) |   weight lost (kg) | percentage lost   | position (out of eliminated contestants)   |
|:-------------|-----------------------:|--------------------:|-------------------:|:------------------|:-------------------------------------------|
| rick         |                  172.6 |                97.2 |               75.4 | 43.68%            | 1st                                        |
| david        |                  165.6 |                99.2 |               66.4 | 40.10%            | 2nd                                        |
| teneale      |                   97.4 |                58.8 |               38.6 | 39.63%            | 3rd                                        |
| phil         |                  146.9 |                93   |               53.9 | 36.69%            | 4th                                        |
| jarna        |                  118.8 |                75.5 |               43.3 | 36.45%            | 5th                                        |
| elise        |                  104.6 |                66.7 |               37.9 | 36.23%            | 6th                                        |
| jenni        |                  130.6 |                84.3 |               46.3 | 35.45%            | 7th                                        |
| phoebe       |                  116   |                76.9 |               39.1 | 33.71%            | 8th                                        |
| caitlin      |                  179.4 |               124.8 |               54.6 | 30.43%            | 9th                                        |
| geoff        |                  161.6 |               117.8 |               43.8 | 27.10%            | 10th                                       |
| daina        |                  105.2 |                77.8 |               27.4 | 26.05%            | 11th                                       |
| chris        |                  128.9 |               104.2 |               24.7 | 19.16%            | 12th                                       |
| allan        |                  155.8 |               131.5 |               24.3 | 15.60%            | 13th                                       |

Question:
What is the average percentage weight loss of the top 3 contestants who lost the most weight in kilograms?


id: c804d4f121627a594222775cc3091419
qtype: NumericalReasoning
label: 38.07%