Appendix: Bond Portfolio

Bond #	Issuer	Type	Rating	Par Value (mil)	Coupon	Maturity Date	Reference UST YTM	Bond Value Value (mil)
A	UST	MM	AAA	$1,000	N/A	3/1/2023	0.550%	$994.26
B	UST	MM	AAA	$1,250	N/A	3/15/2023	0.575%	$1,242.21
C	UST	MM	AAA	$750	N/A	3/20/2023	0.600%	$745.06
D	UST	CPN	AAA	$500	1.000%	9/1/2023	1.090%	$501.67
E	UST	CPN	AAA	$650	1.250%	3/1/2024	1.360%	$652.39
F	UST	CPN	AAA	$250	1.500%	6/30/2024	1.480%	$250.62
G	UST	CPN	AAA	$750	1.650%	3/15/2027	1.765%	$751.16
H	UST	CPN	AAA	$1,000	1.750%	6/15/2029	1.882%	$994.13
I	UST	CPN	AAA	$450	2.000%	6/15/2032	1.947%	$453.82
J	UST	CPN	AAA	$350	2.250%	3/15/2051	2.245%	$353.76

20	Please bring the curve back to its original state by setting spread back to 0. Looking at bond J only, what is the duration of bond J (x.xx)?