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Timestep reporting of ShadingControl state

I'm using ShadingControl to model a switchable glazing. I would like to see for each timestep what the state of the glazing is. I tried using the "Surface Construction Index" report variable, but it does not change when the switchable glazing changes state.

WindowProperty:ShadingControl,
    Swt_Daylight,            !- Name
    SwitchableGlazing,       !- Shading Type
    VDG_Tint,                !- Construction with Shading Name
    OnIfHighSolarOnWindow,   !- Shading Control Type
    ,                        !- Schedule Name
    100,                     !- Setpoint {W/m2, W or deg C} 
    No,                      !- Shading Control Is Scheduled
    No,                      !- Glare Control Is Active
    ,                        !- Shading Device Material Name
    FixedSlatAngle,          !- Type of Slat Angle Control for Blinds
    ;                        !- Slat Angle Schedule Name

Is there an output variable that shows me the state?

Timestep reporting of ShadingControl state

I'm using ShadingControl to model a switchable glazing. I would like to see for each timestep what the state of the glazing is. I tried using the "Surface Construction Index" report variable, but it does not change when the switchable glazing changes state.

WindowProperty:ShadingControl,
    Swt_Daylight,            !- Name
    SwitchableGlazing,       !- Shading Type
    VDG_Tint,                !- Construction with Shading Name
    OnIfHighSolarOnWindow,   !- Shading Control Type
    ,                        !- Schedule Name
    100,                     !- Setpoint {W/m2, W or deg C} 
    No,                      !- Shading Control Is Scheduled
    No,                      !- Glare Control Is Active
    ,                        !- Shading Device Material Name
    FixedSlatAngle,          !- Type of Slat Angle Control for Blinds
    ;                        !- Slat Angle Schedule Name

Is there an output variable that shows me the state?