3sigma contour
index,U,Th
0,8.18061782,30.52436281
1,8.383947192,29.10186624
2,8.790605934,27.67936967
3,9.468370505,26.39234897
4,10.21391153,25.17306619
5,10.95945256,23.88604549
6,11.97609942,22.86997651
7,12.92496982,21.71843167
8,14.00939313,20.83783855
9,15.02603999,19.82176957
10,16.17823976,18.94117646
11,18.4826393,17.24772816
12,20.78703884,15.68975573
13,23.2269913,14.19952123
14,25.73472021,12.84476259
15,28.24244912,11.62547982
16,30.81795449,10.47393498
17,33.39345986,9.457865998
18,36.03674169,8.577272884
19,38.74779997,7.832155633
20,41.52663472,7.290252178
21,44.30546946,7.087038382
22,46.06765734,7.222514246
23,47.76206877,7.696679769
24,49.18537437,8.848224611
25,49.59203311,10.60941084
26,49.38870374,12.03190741
27,48.91426854,13.38666605
28,48.37205688,14.74142468
29,47.49096294,15.89296953
30,46.74542191,17.04451437
31,45.79655151,18.12832128
32,44.91545757,19.21212819
33,43.89881071,20.22819717
34,42.94994031,21.24426614
35,41.93329346,22.12485926
36,39.83222329,23.95378342
37,37.66337666,25.71496965
38,35.35897712,27.34068001
39,33.05457758,28.89865245
40,30.68240158,30.32114902
41,28.24244912,31.60816972
42,25.73472021,32.82745249
43,23.15921484,33.84352147
44,20.44815656,34.65637666
45,17.73709827,35.26601804
46,14.95826353,35.46923184
47,12.65386399,35.26601804
48,10.48501736,34.52090079
49,8.790605934,32.82745249
50,8.18061782,30.52436281

2sigma contour
index,U,Th
0,-0.02033348922,34.58863872
1,-0.02033348922,32.28554904
2,-0.02033348922,29.98245936
3,-0.02033348922,27.54389381
4,1.267419196,25.57949378
5,2.622948338,23.68283169
6,4.385136223,22.12485926
7,7.773959078,19.07665232
8,11.16278193,16.43487298
9,14.75493416,13.9285695
10,18.41486284,11.62547982
11,22.21034444,9.52560393
12,26.00582604,7.628941837
13,29.80130764,5.800017677
14,33.73234215,4.10656938
15,37.66337666,2.616334879
16,41.72996409,1.193838309
17,45.79655151,0.04229346731
18,50.06646831,0.04229346731
19,54.40416157,0.04229346731
20,57.31854922,0.04229346731
21,60.16516042,0.04229346731
22,63.68953619,0.04229346731
23,64.97728887,3.293714197
24,64.63840659,5.664541813
25,63.8250891,7.832155633
26,62.8762187,9.999769453
27,61.52068956,11.89643155
28,60.23293688,13.79309364
29,58.67407836,15.55427987
30,57.25077276,17.38320403
31,55.62413779,19.00891439
32,54.06527928,20.70236269
33,52.37086785,22.26033512
34,48.982045,25.30854206
35,45.45766923,28.22127313
36,41.865517,30.99852833
37,38.13781186,33.64030768
38,34.27455381,36.07887322
39,30.27574284,38.31422498
40,26.20915541,40.41410086
41,22.00701507,42.17528709
42,17.66932181,43.66552159
43,13.19607565,44.68159057
44,8.587276563,45.08801816
45,4.385136223,44.68159057
46,0.4541017105,42.98814228
47,0.3185487963,40.88826639
48,0.1829958821,38.7883905
49,0.115219425,36.68851461
50,-0.02033348922,34.58863872

3sigma contour,
index,U,Th
0,-3.205826973,34.66129061
1,-3.205826973,29.81078195
2,-3.205826973,25.02956628
3,-3.205826973,22.39643301
4,-3.205826973,19.62471377
5,0.792983996,16.22935771
6,4.656242051,13.3883455
7,8.65505302,10.89379819
8,12.72164045,8.468543862
9,16.85600433,6.251168475
10,20.78703884,4.033793089
11,24.85362627,2.301468569
12,28.98799015,0.4305580869
13,33.52901278,0.1533861637
14,37.93448249,0.1533861637
15,42.3399522,0.1533861637
16,46.74542191,0.1533861637
17,51.21866808,0.1533861637
18,57.65743151,0.1533861637
19,64.16397139,0.1533861637
20,70.67051127,0.1533861637
21,77.17705115,0.1533861637
22,76.09262784,2.994398377
23,74.39821641,5.627531648
24,72.8393579,8.191371938
25,70.87384064,10.61662627
26,69.0438763,13.11117358
27,67.01058259,15.32854896
28,64.97728887,17.61521733
29,62.80844225,19.76329973
30,60.57181916,21.84208916
31,58.60630191,24.19805051
32,53.92972637,28.14775041
33,51.55755037,30.0186609
34,49.38870374,32.09745032
35,44.44102237,35.70068532
36,39.56111746,39.44250629
37,34.34233026,42.6299834
38,29.05576661,45.74816754
39,23.63365004,48.51988677
40,18.0082041,51.01443408
41,12.24720525,53.02393053
42,6.215100564,54.47908312
43,0.115219425,55.03342697
44,-3.205826973,50.66796918
45,-3.205826973,47.89624995
46,-3.205826973,45.12453071
47,-3.205826973,42.56069042
48,-3.205826973,39.92755715
49,-3.205826973,37.29442388
50,-3.205826973,34.66129061