trkpt/app/src/main/res/layout/fragment_main_track_statistics.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/statistics_view"
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

    <android.support.constraint.Group
        android:id="@+id/elevation_data"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:constraint_referenced_ids="statistics_p_positive_elevation, statistics_data_positive_elevation, statistics_p_negative_elevation, statistics_data_negative_elevation, statistics_p_max_altitude, statistics_data_max_altitude, statistics_p_min_altitude, statistics_data_min_altitude" />

    <TextView
        android:id="@+id/statistics_headline"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginEnd="8dp"
        android:layout_marginStart="@dimen/activity_horizontal_margin"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_headline"
        android:text="@string/statistics_sheet_h1_statistics"
        android:textAllCaps="true"
        android:textAppearance="@android:style/TextAppearance.Medium"
        android:textColor="@color/statistic_sheet_text"
        android:textStyle="bold"
        app:layout_constraintEnd_toStartOf="@+id/statistics_icon"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <ImageView
        android:id="@+id/statistics_icon"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginEnd="@dimen/activity_horizontal_margin"
        android:backgroundTint="@color/trackbook_transparent"
        android:contentDescription="@string/descr_statistics_sheet_icon"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_headline"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="@+id/statistics_headline"
        app:srcCompat="@drawable/ic_info_24dp" />

    <TextView
        android:id="@+id/statistics_p_distance"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="24dp"
        android:contentDescription="@string/descr_statistics_sheet_p_distance"
        android:text="@string/statistics_sheet_p_distance"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintStart_toStartOf="@+id/statistics_headline"
        app:layout_constraintTop_toBottomOf="@+id/statistics_headline" />

    <TextView
        android:id="@+id/statistics_data_distance"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_distance_value"
        android:text="@string/statistics_sheet_p_default_data"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_distance"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_distance"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_distance" />

    <TextView
        android:id="@+id/statistics_p_steps"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_steps"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_steps"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_distance"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_distance" />

    <TextView
        android:id="@+id/statistics_data_steps"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_steps_value"
        android:text="@string/statistics_sheet_p_default_data"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_steps"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_steps"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_steps" />

    <TextView
        android:id="@+id/statistics_p_waypoints"
        android:layout_width="wrap_content"
        android:layout_height="0dp"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_waypoints"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_waypoints"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_steps"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_steps" />

    <TextView
        android:id="@+id/statistics_data_waypoints"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_waypoints_value"
        android:text="@string/statistics_sheet_p_default_data"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_waypoints"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_waypoints"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_waypoints" />

    <TextView
        android:id="@+id/statistics_p_duration"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_duration"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_duration"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_waypoints"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_waypoints" />

    <TextView
        android:id="@+id/statistics_data_duration"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_duration_value"
        android:text="@string/statistics_sheet_p_default_data"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_duration"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_duration"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_duration" />

    <TextView
        android:id="@+id/statistics_p_recording_start"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_recording_start"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_recording_start"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_duration"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_duration" />

    <TextView
        android:id="@+id/statistics_data_recording_start"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_recording_start_value"
        android:text="@string/statistics_sheet_p_default_data"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_recording_start"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_recording_start"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_recording_start" />

    <TextView
        android:id="@+id/statistics_p_recording_stop"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_recording_end"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_recording_stop"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_recording_start"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_recording_start" />

    <TextView
        android:id="@+id/statistics_data_recording_stop"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_recording_end_value"
        android:text="@string/statistics_sheet_p_default_data"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_recording_stop"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_recording_stop"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_recording_stop" />

    <TextView
        android:id="@+id/statistics_p_positive_elevation"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_positive_elevation"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_positive_elevation"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_recording_stop"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_recording_stop" />

    <TextView
        android:id="@+id/statistics_data_positive_elevation"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_default_data"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_positive_elevation"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_positive_elevation"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_positive_elevation" />

    <TextView
        android:id="@+id/statistics_p_negative_elevation"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_negative_elevation"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_negative_elevation"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_positive_elevation"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_positive_elevation" />

    <TextView
        android:id="@+id/statistics_data_negative_elevation"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_default_data"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_negative_elevation"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_negative_elevation"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_negative_elevation" />

    <TextView
        android:id="@+id/statistics_p_max_altitude"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_max_altitude"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_max_altitude"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_negative_elevation"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_negative_elevation" />

    <TextView
        android:id="@+id/statistics_data_max_altitude"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_default_data"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_max_altitude"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_max_altitude"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_max_altitude" />

    <TextView
        android:id="@+id/statistics_p_min_altitude"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="16dp"
        android:layout_marginTop="16dp"
        android:contentDescription="@string/descr_statistics_sheet_p_min_altitude"
        android:textAppearance="@style/TextAppearance.AppCompat.Small"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_min_altitude"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintStart_toStartOf="@+id/statistics_p_max_altitude"
        app:layout_constraintTop_toBottomOf="@+id/statistics_p_max_altitude" />

    <TextView
        android:id="@+id/statistics_data_min_altitude"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textColor="@color/statistic_sheet_text"
        android:text="@string/statistics_sheet_p_default_data"
        app:layout_constraintBottom_toBottomOf="@+id/statistics_p_min_altitude"
        app:layout_constraintStart_toEndOf="@+id/statistics_p_min_altitude"
        app:layout_constraintTop_toTopOf="@+id/statistics_p_min_altitude" />

</android.support.constraint.ConstraintLayout>