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    <!--  ABOUT                                              -->
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    <!--  HOW TO USE                                         -->
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    <!--  EXAMPLE I/O                                        -->
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    <!--  WHAT ARE GRAPHS                                    -->
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    <!-- ════════════════════════════════════════════════════ -->
    <!--  CHARTS TYPES                                       -->
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    <!--  CHART COLORS GUIDE                                 -->
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    <!--  CHART LABELS GUIDE                                 -->
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    <!--  FAQ                                                -->
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    <!--  PREMIUM                                            -->
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    <!--  CONTACT                                            -->
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    <!--  SUPPORT                                            -->
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    <!--  PRIVACY POLICY                                     -->
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    <!-- ════════════════════════════════════════════════════ -->
    <!--  TERMS OF USE                                       -->
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