How many pairs is sensible

2 pairs of wellies - [1 in the camper, 1 in the utility room]
2 pairs of walking boots - [1 in the camper, 1 in the car]
1 pair of lilac shoes - for best
1 pair of white bar shoes - for going into town on dry days
1 pair of black bar shoes - for going into town in the wet
2 spare pairs 'in case'
2 pairs of worn through shoes for gardening