Insulation layer in idf file

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Following is the Exterior Wall information in the IDF file, which layer is the insulation layer?

  Construction,
    Exterior Wall,           !- Name
    Stucco_1in,              !- Outside Layer
    Bldg_paper_felt,         !- Layer 2
    sheathing_consol_layer,  !- Layer 3
    OSB_5/8in,               !- Layer 4
    wall_consol_layer,       !- Layer 5
    Drywall_1/2in;           !- Layer 6

  Material:NoMass,
    Bldg_paper_felt,         !- Name
    Smooth,                  !- Roughness
    1.05666113069662E-02;    !- Thermal Resistance {m2-K/W}

  Material,
    sheathing_consol_layer,  !- Name
    Rough,                   !- Roughness
    0.0127,                  !- Thickness {m}
    0.0940184,               !- Conductivity {W/m-K}
    685.008,                 !- Density {kg/m3}
    1172.332;                !- Specific Heat {J/kg-K}


  Material,
    OSB_5/8in,               !- Name
    MediumSmooth,            !- Roughness
    0.015875032180756,       !- Thickness {m}
    0.1163,                  !- Conductivity {W/m-K}
    544.627399310259,        !- Density {kg/m3}
    1213.36000918149;        !- Specific Heat {J/kg-K}

  Material,
    wall_consol_layer,       !- Name
    Rough,                   !- Roughness
    0.1397,                  !- Thickness {m}
    0.05966275,              !- Conductivity {W/m-K}
    120.801,                 !- Density {kg/m3}
    1036.25775;              !- Specific Heat {J/kg-K}