sex before after
0 70 66
0 56 61
0 46 47
0 58 44
0 44 60
0 42 53
0 57 62
0 59 53
0 46 50
0 48 51
0 59 61
0 43 54
1 69 76
1 68 55
1 66 71
1 86 76
1 73 70
1 77 70
1 73 75
1 60 70
1 76 79
1 51 70
1 76 58
1 68 73