| 1 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | total overall percentage of weight loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 3 | contestant | week |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 4 |  | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| 5 | ali | 8.12% | 9.40% | 11.97% | 15.38% | 28.63% |  |  |  |  |  | 31.62% | 33.76% | 36.32% | 37.61% | 42.31% |
| 6 | roger | 5.51% | 6.34% | 8.82% | 12.12% | 14.88% | 17.08% | 19.56% | 23.97% | 26.17% | 28.65% | 30.85% | 33.33% | 34.99% | 35.54% | 39.67% |
| 7 | kelly | 4.80% | 5.17% | 8.49% | 11.44% | 11.44% | 14.02% | 16.97% | 19.56% | 21.77% | 23.99% | 25.46% | 26.57% | 29.15% | 29.52% | 34.32% |
| 8 | mark | 5.96% | 8.42% | 12.63% | 17.54% | 19.30% | 22.46% | 24.56% | 29.12% | 29.47% | 31.58% | 34.04% | 35.09% | 36.49% | 36.14% | 40.70% |
| 9 | jay | 4.44% | 6.14% | 8.53% | 11.95% | 13.65% | 15.36% | 16.72% | 22.18% | 24.57% | 26.96% | 28.67% | 29.69% | 31.40% | 31.06% | none |
| 10 | dan | 8.06% | 10.65% | 14.52% | 14.84% | 19.03% | 21.29% | 23.55% | 27.10% | 29.35% | 31.94% | 33.23% | 35.81% | 36.13% | none |  |
| 11 | brittany | 4.52% | 4.98% | 8.14% | 9.05% | 9.95% | 14.48% | 14.93% | 16.29% | 19.00% | 21.27% | 22.17% | 23.08% | none |  |  |
| 12 | maggie | 4.18% | 5.02% | 7.53% | 8.79% | 11.72% | 13.81% | 14.64% | 17.15% | 20.50% | 23.01% | 23.01% | none |  |  |  |
| 13 | bernie | 6.01% | 7.77% | 12.37% | 14.84% | 16.61% | 21.20% | 23.67% | 25.44% | 28.98% | 31.10% | none |  |  |  |  |
| 14 | paul | 4.29% | 6.60% | 11.22% | 14.19% | 13.20% | 17.16% | 20.46% | 22.11% | none |  | none | none | none | none | none |
| 15 | trent | 6.65% | 8.03% | 11.01% | 13.99% | 16.06% | 18.12% | 19.95% | none |  |  | none | none | none | none | none |
| 16 | jackie | 6.10% | 9.35% | 12.20% | 13.01% | 16.26% | 17.07% | none |  |  |  | none | none | none | none | none |
| 17 | jenn | 4.72% | 5.31% | 7.09% | 9.84% | 12.20% | none |  |  |  |  | none | none | none | none | none |
| 18 | bette-sue | 6.13% | 8.43% | 11.49% | 14.18% | none |  |  |  |  |  | none | none | none | none | none |
| 19 | amanda | 6.86% | 6.86% | 9.31% | none |  |  |  |  |  |  | none | none | none | none | none |
| 20 | neill | 4.10% | 5.99% | 7.89% | none |  |  |  |  |  |  | none | none | none | none | none |
| 21 | curtis | 5.77% | 6.56% | none |  |  |  |  |  |  |  | none | none | none | none | none |
| 22 | mallory | 6.45% | 5.99% | none |  |  |  |  |  |  |  | none | none | none | none | none |
| 23 | lynn | 4.65% | none |  |  |  |  |  |  |  |  | none | none | none | none | none |
| 24 | jenni | 2.62% | none |  |  |  |  |  |  |  |  | none | none | none | none | none |

Question: what was contestant mark's weight lost in the 10th week?
Answer: 31.58