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(11) Estimated Fair Value of Financial Instruments
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<div> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">(11)    Estimated Fair Value of Financial Instruments</font></div> <div style="DISPLAY: block; TEXT-INDENT: 0pt"><br /></div> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 18pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The fair values of cash and cash equivalents, investments in debt and equity securities classified as "available-for-sale" and "trading" and short-term borrowings are estimated to be approximately equivalent to carrying amounts and have been excluded from the table below. The fair values of non-trading derivative assets and liabilities and the ZENS indexed debt securities derivative are stated at fair value and are excluded from the table below.  The fair value of each debt instrument is determined by multiplying the principal amount of each debt instrument by the market price.</font></div> <div style="DISPLAY: block; TEXT-INDENT: 0pt"><br /></div> <div align="center"> <table cellpadding="0" cellspacing="0" width="90%" style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> <tr> <td valign="bottom" width="40%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">  </font></td> <td valign="bottom" width="1%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="6" valign="bottom" width="22%" style="BORDER-BOTTOM: black 2px solid"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">December 31, 2008</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="PADDING-BOTTOM: 2px; TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="6" valign="bottom" width="22%" style="BORDER-BOTTOM: black 2px solid"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">December 31, 2009</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="PADDING-BOTTOM: 2px; TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> </tr><tr> <td valign="bottom" width="40%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">  </font></td> <td valign="bottom" width="1%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%" style="BORDER-BOTTOM: black 2px solid"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Carrying</font></div> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Amount</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="PADDING-BOTTOM: 2px; TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%" style="BORDER-BOTTOM: black 2px solid"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Fair</font></div> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Value</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="PADDING-BOTTOM: 2px; TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%" style="BORDER-BOTTOM: black 2px solid"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Carrying</font></div> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Amount</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="PADDING-BOTTOM: 2px; TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%" style="BORDER-BOTTOM: black 2px solid"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Fair</font></div> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">Value</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="PADDING-BOTTOM: 2px; TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> </tr><tr> <td valign="bottom" width="40%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">  </font></td> <td valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="14" valign="bottom" width="46%"> <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman">(in millions)</font></div> </td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> </tr><tr> <td align="left" valign="bottom" width="40%"> <div style="DISPLAY: block; MARGIN-LEFT: 9pt; TEXT-INDENT: -9pt; MARGIN-RIGHT: 5.05pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">Financial liabilities:</font></div> </td> <td valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td colspan="2" valign="bottom" width="10%"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 8pt; FONT-FAMILY: times new roman"> </font></td> </tr><tr bgcolor="#cceeff"> <td align="left" valign="bottom" width="40%" style="PADDING-LEFT: 0pt; MARGIN-LEFT: 9pt"> <div style="DISPLAY: block; MARGIN-LEFT: 27pt; TEXT-INDENT: -18pt; MARGIN-RIGHT: 5.05pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">Long-term debt<font id="TAB1_0" style="MARGIN-LEFT: 12pt"></font></font></div> </td> <td align="left" valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">$</font></td> <td valign="bottom" width="9%" style="TEXT-ALIGN: right"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"><font id="TAB1_1" style="MARGIN-LEFT: 7.75pt"></font>10,396</font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td align="left" valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">$</font></td> <td valign="bottom" width="9%" style="TEXT-ALIGN: right"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"><font id="TAB1_2" style="MARGIN-LEFT: 7.75pt"></font>9,875</font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td align="left" valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">$</font></td> <td valign="bottom" width="9%" style="TEXT-ALIGN: right"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"><font id="TAB1_3" style="MARGIN-LEFT: 7.75pt"></font>9,900</font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td align="left" valign="bottom" width="1%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> <td valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">$</font></td> <td valign="bottom" width="9%" style="TEXT-ALIGN: right"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"><font id="TAB1_4" style="MARGIN-LEFT: 7.75pt"></font>10,413</font></td> <td nowrap="nowrap" valign="bottom" width="1%" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: times new roman"> </font></td> </tr></table> </div> <div style="DISPLAY: block; TEXT-INDENT: 0pt"><br /></div> </div>
(11)    Estimated Fair Value of Financial Instruments The fair values of cash and cash equivalents, investments in debt and
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