Table:
contestant
week

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

ali
8.12%
9.40%
11.97%
15.38%
28.63%
31.62%
33.76%
36.32%
37.61%
42.31%

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%

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%

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%

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

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

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

maggie
4.18%
5.02%
7.53%
8.79%
11.72%
13.81%
14.64%
17.15%
20.50%
23.01%
23.01%
none

bernie
6.01%
7.77%
12.37%
14.84%
16.61%
21.20%
23.67%
25.44%
28.98%
31.10%
none

paul
4.29%
6.60%
11.22%
14.19%
13.20%
17.16%
20.46%
22.11%
none
none
none
none
none
none

trent
6.65%
8.03%
11.01%
13.99%
16.06%
18.12%
19.95%
none
none
none
none
none
none

jackie
6.10%
9.35%
12.20%
13.01%
16.26%
17.07%
none
none
none
none
none
none

jenn
4.72%
5.31%
7.09%
9.84%
12.20%
none
none
none
none
none
none

bette-sue
6.13%
8.43%
11.49%
14.18%
none
none
none
none
none
none

amanda
6.86%
6.86%
9.31%
none
none
none
none
none
none

neill
4.10%
5.99%
7.89%
none
none
none
none
none
none

curtis
5.77%
6.56%
none
none
none
none
none
none

mallory
6.45%
5.99%
none
none
none
none
none
none

lynn
4.65%
none
none
none
none
none
none

jenni
2.62%
none
none
none
none
none
none

Statement: the biggest loser contestant mark, had a weight loss of 31.58% in the 10th week.
Question: what was contestant mark's weight lost in the 10th week?
Answer: [31.58]