Array
(
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        (
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        )

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        (
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        )

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        (
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        )

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        (
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        )

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        (
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        )

    [5] => Array
        (
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        )

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        (
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        )

    [7] => Array
        (
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        )

    [8] => Array
        (
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        )

    [9] => Array
        (
            [0] => 0.21
        )

    [10] => Array
        (
            [0] => 0.38
        )

    [11] => Array
        (
            [0] => -0.02
        )

)