age	class	lx	mx
[0-1]	1	0.300	0
[1-2]	2	0.253	0.28
[2-3]	3	0.116	1.28
[3-4]	4	0.089	1.28
[4-5]	5	0.058	1.28
[5-6]	6	0.039	1.28
[6-7]	7	0.025	1.28
[7-8]	8	0.022	1.28