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    <dei:AmendmentDescription contextRef="P10_01_2025To03_31_2026" id="ixv-68">This amendment is being filed to correct the presentation of share activity in the beneficial share ownership table. In the original filing, redemption shares were inadvertently reported as positive amounts. Except as set forth above and the dates included on the signature page and the certifications required by Rule 30a-2(a) and Rule 30a-2(b), this amendment does not amend, update or change any other information or disclosures contained in the original filing.</dei:AmendmentDescription>
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&lt;td style="width:51%"&gt;&lt;/td&gt;
&lt;td style="vertical-align:bottom;width:15%"&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td style="vertical-align:bottom;width:5%"&gt;&lt;/td&gt;
&lt;td style="vertical-align:bottom;width:15%"&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td style="vertical-align:bottom;width:6%"&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;td style=" BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&lt;/td&gt;
&lt;td style=" BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&#160;&#160;&lt;/td&gt;
&lt;td colspan="2" style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom;text-align:right"&gt;&lt;div style="margin-top: 0pt; margin-bottom: 0pt; font-size: 9pt; font-family: Arial; font-weight: bold; text-align: right; line-height: normal;"&gt;Costs&#160;paid&#160;as&#160;a&#160;percentage&#160;of&#160;a&lt;/div&gt;&lt;div style="margin-top: 0pt; margin-bottom: 1pt; font-size: 9pt; font-family: Arial; font-weight: bold; text-align: right; line-height: normal;"&gt;$10,000 investment*&lt;/div&gt;&lt;/td&gt;
&lt;td style=" BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-right:2pt;vertical-align:bottom"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="font-size:1pt"&gt;
&lt;td style="BORDER-LEFT:0.75pt solid #000000; padding-left:8pt;height:3pt"&gt;&#160;&lt;/td&gt;
&lt;td colspan="4" style="BORDER-LEFT:0.75pt solid #000000; BORDER-RIGHT:0.75pt solid #000000;height:3pt"&gt;&#160;&lt;/td&gt;
&lt;td colspan="4" style="BORDER-RIGHT:0.75pt solid #000000;height:3pt"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="page-break-inside:avoid ; font-family:Arial; font-size:9.5pt"&gt;
&lt;td style="padding-bottom:4pt ;BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-left:8pt;vertical-align:top;white-space:nowrap"&gt;Colorado BondShares&lt;/td&gt;
&lt;td style=" BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&#160;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom;text-align:right"&gt;$37&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;
&lt;td style=" BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&#160;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom;text-align:right"&gt;0.74%&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-right:2pt;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt; &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:9.5pt; font-family:Arial"&gt;*Annualized for period less than one year. &lt;/div&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="P10_01_2025To03_31_2026_C000032818MemberoefClassAxis"
      decimals="0"
      id="ixv-12169"
      unitRef="Unit_USD">37</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="P10_01_2025To03_31_2026_C000032818MemberoefClassAxis"
      decimals="INF"
      id="Fact_8451755"
      unitRef="Unit_pure">0.0074</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="P10_01_2025To03_31_2026_C000032818MemberoefClassAxis"
      id="ixv-178"> &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:12pt; font-family:Arial"&gt;&lt;div style="color: rgb(0, 47, 135); letter-spacing: 0px; top: 0px;display:inline;"&gt;&lt;div style="display:inline;"&gt;&lt;div style="font-weight:bolder;display:inline;"&gt;What are the Key Fund statistics you should know? &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt; &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:9.5pt; font-family:Arial"&gt;The following table outlines key fund statistic that you should pay attention to: &lt;/div&gt; &lt;div style="font-size:12pt;margin-top:0pt;margin-bottom:0pt"&gt;&#160;&lt;/div&gt; 
&lt;table cellpadding="0" cellspacing="0" style="text-align:start; BORDER-COLLAPSE:COLLAPSE; font-family:Arial; font-size:9.5pt;width:100%;border-spacing:0;margin:0 auto"&gt;
&lt;tr&gt;
&lt;td style="width:85%"&gt;&lt;/td&gt;
&lt;td style="vertical-align:bottom;width:1%"&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td style="vertical-align:bottom;width:2%"&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="font-size:1pt"&gt;
&lt;td style="BORDER-LEFT:0.75pt solid #000000; BORDER-TOP:0.75pt solid #000000; padding-left:8pt;height:3pt"&gt;&#160;&lt;/td&gt;
&lt;td colspan="4" style="BORDER-LEFT:0.75pt solid #000000; BORDER-TOP:0.75pt solid #000000; BORDER-RIGHT:0.75pt solid #000000;height:3pt"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="page-break-inside:avoid ; font-family:Arial; font-size:9.5pt"&gt;
&lt;td style="padding-bottom:4pt ;BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-left:8pt;vertical-align:top"&gt;&lt;div style="margin-top: 0pt; margin-bottom: 0pt; margin-left: 1em; text-indent: -1em; font-size: 9.5pt; font-family: Arial; line-height: normal;"&gt;Fund&#x2019;s net assets&lt;/div&gt;&lt;/td&gt;
&lt;td style=" BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;$&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom;text-align:right"&gt;1,959,473,820 &lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-right:2pt;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="font-size:1pt"&gt;
&lt;td style="BORDER-LEFT:0.75pt solid #000000; padding-left:8pt;height:3pt"&gt;&#160;&lt;/td&gt;
&lt;td colspan="4" style="BORDER-LEFT:0.75pt solid #000000; BORDER-RIGHT:0.75pt solid #000000;height:3pt"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="page-break-inside:avoid ; font-family:Arial; font-size:9.5pt"&gt;
&lt;td style="padding-bottom:4pt ;BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-left:8pt;vertical-align:top"&gt;&lt;div style="margin-top: 0pt; margin-bottom: 0pt; margin-left: 1em; text-indent: -1em; font-size: 9.5pt; font-family: Arial; line-height: normal;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt;
&lt;td style=" BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom;text-align:right"&gt;331&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-right:2pt;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="font-size:1pt"&gt;
&lt;td style="BORDER-LEFT:0.75pt solid #000000; padding-left:8pt;height:3pt"&gt;&#160;&lt;/td&gt;
&lt;td colspan="4" style="BORDER-LEFT:0.75pt solid #000000; BORDER-RIGHT:0.75pt solid #000000;height:3pt"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="page-break-inside:avoid ; font-family:Arial; font-size:9.5pt"&gt;
&lt;td style="padding-bottom:4pt ;BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-left:8pt;vertical-align:top"&gt;&lt;div style="margin-top: 0pt; margin-bottom: 0pt; margin-left: 1em; text-indent: -1em; font-size: 9.5pt; font-family: Arial; line-height: normal;"&gt;Total advisory fees paid&lt;/div&gt;&lt;/td&gt;
&lt;td style=" BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;$&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom;text-align:right"&gt;4,850,825&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-right:2pt;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="font-size:1pt"&gt;
&lt;td style="BORDER-LEFT:0.75pt solid #000000; padding-left:8pt;height:3pt"&gt;&#160;&lt;/td&gt;
&lt;td colspan="4" style="BORDER-LEFT:0.75pt solid #000000; BORDER-RIGHT:0.75pt solid #000000;height:3pt"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="page-break-inside:avoid ; font-family:Arial; font-size:9.5pt"&gt;
&lt;td style="padding-bottom:4pt ;BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-left:8pt;vertical-align:top"&gt;&lt;div style="margin-top: 0pt; margin-bottom: 0pt; margin-left: 1em; text-indent: -1em; font-size: 9.5pt; font-family: Arial; line-height: normal;"&gt;Portfolio turnover rate as of the end of the reporting period&lt;/div&gt;&lt;/td&gt;
&lt;td style=" BORDER-LEFT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000;vertical-align:bottom"&gt;&#160;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-BOTTOM:0.75pt solid #000000;white-space:nowrap;vertical-align:bottom;text-align:right"&gt;1.34%&lt;/td&gt;
&lt;td style="padding-bottom:4pt ;BORDER-RIGHT:0.75pt solid #000000; BORDER-BOTTOM:0.75pt solid #000000; padding-right:2pt;white-space:nowrap;vertical-align:bottom"&gt;&#160;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="PAsOn03_31_2026_C000032818MemberoefClassAxis"
      decimals="0"
      id="ixv-12171"
      unitRef="Unit_USD">1959473820</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="PAsOn03_31_2026_C000032818MemberoefClassAxis"
      decimals="0"
      id="ixv-12172"
      unitRef="Unit_Holding">331</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="P10_01_2025To03_31_2026_C000032818MemberoefClassAxis"
      decimals="0"
      id="ixv-12173"
      unitRef="Unit_USD">4850825</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="P10_01_2025To03_31_2026_C000032818MemberoefClassAxis"
      decimals="INF"
      id="ixv-12174"
      unitRef="Unit_pure">0.0134</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="P10_01_2025To03_31_2026_C000032818MemberoefClassAxis"
      id="ixv-250"> &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:12pt; font-family:Arial"&gt;&lt;div style="color: rgb(0, 47, 135); letter-spacing: 0px; top: 0px;display:inline;"&gt;&lt;div style="display:inline;"&gt;&lt;div style="font-weight:bolder;display:inline;"&gt;What is the fund invested in? &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt; &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:9.5pt; font-family:Arial"&gt;The tables and charts below show the investment makeup of the fund, representing percentage of total net asset of the fund. &lt;/div&gt; &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Arial;text-align:center"&gt;&lt;div style="color: rgb(0, 47, 135); letter-spacing: 0px; top: 0px;display:inline;"&gt;&lt;div style="display:inline;"&gt;&lt;div style="font-weight:bolder;display:inline;"&gt;Portfolio Breakdown by Credit Rating &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt; &lt;div style="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Arial;text-align:center"&gt;&lt;div style="color: rgb(0, 47, 135); letter-spacing: 0px; top: 0px;display:inline;"&gt;&lt;div style="display:inline;"&gt;&lt;div style="font-weight:bolder;display:inline;"&gt;(As of March 31, 2026) &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt; &lt;div style="font-size:12pt;margin-top:0pt;margin-bottom:0pt"&gt;&#160;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;text-align:center"&gt;
&lt;img alt="LOGO" src="g940417g26h83.jpg" style="width:4.53281in;height:2.08212in"/&gt; 
 &lt;/div&gt; &lt;div style="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Arial;text-align:center"&gt;&lt;div style="color: rgb(0, 47, 135); letter-spacing: 0px; top: 0px;display:inline;"&gt;&lt;div style="display:inline;"&gt;&lt;div style="font-weight:bolder;display:inline;"&gt;Portfolio Breakdown by Type of Investment &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt; &lt;div style="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Arial;text-align:center"&gt;&lt;div style="color: rgb(0, 47, 135); letter-spacing: 0px; top: 0px;display:inline;"&gt;&lt;div style="display:inline;"&gt;&lt;div style="font-weight:bolder;display:inline;"&gt;(As of March 31, 2026) &lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt; &lt;div style="font-size:12pt;margin-top:0pt;margin-bottom:0pt"&gt;&#160;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;text-align:center"&gt;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;text-align:center"&gt;
&lt;img alt="LOGO" src="g940417g00s02.jpg" style="width:4.83752in;height:2.07568in"/&gt; 
 &lt;/div&gt; &lt;div style="font-size:12pt;margin-top:0pt;margin-bottom:0pt"&gt;&#160;&lt;/div&gt; </oef:HoldingsTableTextBlock>
    <link:footnoteLink
      xlink:role="http://www.xbrl.org/2003/role/link"
      xlink:type="extended">
        <link:loc
          xlink:href="#Fact_8451755"
          xlink:label="Fact_8451755"
          xlink:type="locator"/>
        <link:footnote id="FN_28179" xlink:label="FN_28179" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="Fact_8451755"
          xlink:to="FN_28179"
          xlink:type="arc"/>
    </link:footnoteLink>
</xbrl>
