Array
(
[0] => 20
[1] => 23
[2] => 81
[3] => 41
[4] => 42
[5] => 87
[6] => 64
[7] => 17
[8] => 46
[9] => 37
[10] => 48
[11] => 36
[12] => 32
[13] => 62
[14] => 57
[15] => 18
[16] => 65
[17] => 84
[18] => 50
)
Array
(
[20] => 4.037
[23] => 3.05
[81] => 3.05
[41] => 3.045
[42] => 3.043
[87] => 3.036
[64] => 3.036
[17] => 3.023
[46] => 3.016
[37] => 2.064
[48] => 2.045
[36] => 2.044
[32] => 2.042
[62] => 2.041
[57] => 2.038
[18] => 2.035
[65] => 2.032
[84] => 2.032
[50] => 2.004
)