早拿早好。最好的break even年纪也要活到77

Age	monthly	Yearly	Monthly diff	Yearly Diff	Total Diff	Years to break even	Ages break even
62	1400	16800
63	1500	18000	100	1200	16800	14.00	77.00
64	1600	19200	200	2400	33600	14.00	78.00
65	1700	20400	300	3600	50400	14.00	79.00
66	1866	22392	466	5592	67200	12.02	78.02
67	2000	24000	600	7200	84000	11.67	78.67
68	2160	25920	760	9120	100800	11.05	79.05
69	2320	27840	920	11040	117600	10.65	79.65
70	2480	29760	1080	12960	134400	10.37	80.37