int(4)
03 04 01 01 02 02 02
09 04 01 13 02 10 02
04 04 01 02 02 06 02
04 04 01 02 06 06 06
05 08 01 01 06 06 06
05 05 05 01 00 00 00
07 05 05 11 00 12 12
float(0.00028681755065918)
Array
(
    [0] => Array
        (
            [0] => 3
            [1] => 9
        )

    [1] => Array
        (
            [0] => 4
            [1] => 5
        )

    [2] => Array
        (
            [0] => 5
            [1] => 4
        )

    [3] => Array
        (
            [0] => 9
            [1] => 3
        )

)