Key-Bak

Array
(
    [0] => 916
    [1] => 1500
    [2] => 1505
    [3] => 916
    [4] => 1500
    [5] => 1505
)

Array
(
    [0] => 916
    [1] => 1500
    [2] => 1505
    [3] => 4160
)

Array
(
    [0] => 916
    [1] => 1500
    [2] => 1505
    [3] => 4160
    [4] => 7865
    [5] => 9150
    [6] => 9151
    [7] => 9165
    [8] => 9168
    [9] => 9185
    [10] => 9191
    [11] => 2
    [12] => 916
    [13] => 1500
    [14] => 1505
    [15] => 4160
    [16] => 7865
    [17] => 9150
    [18] => 9151
    [19] => 9165
    [20] => 9168
    [21] => 9185
    [22] => 9191
    [23] => 2
)