The following were obtained from the market data:

Settlement	12/5/23	12/5/23	12/5/23	12/5/23
Maturity	6/30/25	8/15/32	5/15/50	11/15/52
Coupon	2.75%	2.75%	1.25%	4.00%
Yield	4.039%	3.519%	3.777%	3.724%
Change in Yield	0.0005	0.0005	0.0005	0.0005
P0	98.057	94.280	57.967	104.862
P_	98.131	94.640	58.569	105.778
P+	97.983	93.921	57.373	103.957
Effective Duration	1.516	7.626	20.634	17.363
Effective Convexity	3.060	66.244	505.661	412.279

A portfolio is invested in $10 million par value of each of the first two, $14 million par in the third and $9 million par value in the last bond. Calculate the portfolio modified duration and convexity.