[Snapshot]NBT_rewardExp

/summon Villager ~0 ~1 ~0 {Offers:{Recipes:[{maxUses:1,buy:{id:minecraft:planks,Count:1,Damage:0},sell:{id:minecraft:planks,Count:1,Damage:1},rewardExp:1b},{maxUses:1,buy:{id:minecraft:planks,Count:1,Damage:0},sell:{id:minecraft:planks,Count:1,Damage:2},rewardExp:0b},{maxUses:1,buy:{id:minecraft:planks,Count:1,Damage:0},sell:{id:minecraft:planks,Count:1,Damage:3}}]}}

/summon Villager ~0 ~1 ~0 {
	Offers:{
		Recipes:[
			{
				maxUses:1,
				buy:{
					id:minecraft:planks,
					Count:1,
					Damage:0
				},
				sell:{
					id:minecraft:planks,
					Count:1,
					Damage:1
				},
				rewardExp:1b
			},
			{
				maxUses:1,
				buy:{
					id:minecraft:planks,
					Count:1,
					Damage:0
				},
				sell:{
					id:minecraft:planks,
					Count:1,
					Damage:2
				},
				rewardExp:0b
			},
			{
				maxUses:1,
				buy:{
					id:minecraft:planks,
					Count:1,
					Damage:0
				},
				sell:{
					id:minecraft:planks,
					Count:1,
					Damage:3
				}
			}
		]
	}
}