5-1b   Family households in towns by size and type
	Unit:household
Size of Family Households	Number of Family Households	One-generation	Two-generation	Three-generation	Four-generation	Five-generation and above
Total	78528240	26428254	38982229	12631413	485856	488
One-member	11069828	11069828
Two-member	19169754	14645502	4524252
Three-member	21811805	438218	20779477	594110
Four-member	14033431	141588	10606493	3274083	11267
Five-member	7560445	88039	2354076	5035462	82856	12
Six-member	3019889	17355	476726	2352630	173123	55
Seven-member	1045064	8656	142888	766998	126383	139
Eight-member	432558	5251	52906	323624	50637	140
Nine-member	192916	2779	21164	146767	22136	70
Ten-member and above	192550	11038	24247	137739	19454	72