Saving System (gems and rebirths are not saving)?

Hey Guys my Gems and rebirths are not saving but my clicks do can anyone help me ?

``local  dataStoreService = game:GetService("DataStoreService")
local clicksDataStore = dataStoreService:GetDataStore("Clicks1")
local rebirthsDataStore = dataStoreService:GetDataStore("Rebirths")
local gemsDataStore = dataStoreService:GetDataStore("Gems")

game.Players.PlayerAdded:Connect(function(player)
	local leaderstats = Instance.new("Folder",player)
	leaderstats.Name = "leaderstats"

	local clicks = Instance.new("IntValue",leaderstats)
	clicks.Name = "Clicks"
	clicks.Value = 0

	local rebirths = Instance.new("IntValue",leaderstats)
	rebirths.Name = "Rebirths"
	rebirths.Value = 0

	local gems = Instance.new("IntValue",leaderstats)
	gems.Name = "Gems"
	gems.Value = 0

	local playerUserId = "player_" ..player.UserId

	-- Loading Data
	local clicksData
	local success, errormessage = pcall(function()
		clicksData = clicksDataStore:GetAsync(playerUserId)
	end)

	if success then
		clicks.Value = clicksData
	end


	-- Loading Rebiths Data
	local rebirthsData
	local success, errormessage = pcall(function()
		rebirthsData = rebirthsDataStore:GetAsync(playerUserId)
	end)

	if success then
		rebirths.Value = rebirthsData
	end

	-- Loading Gems Data
	local gemsData
	local success, errormessage = pcall(function()
		gemsData = gemsDataStore:GetAsync(playerUserId)
	end)

	if success then
		gems.Value = 	gemsData
	end	
end)

-- Saving Data
game.Players.PlayerRemoving:Connect(function(player)
	local playerUserId = "player_" ..player.UserId

	-- Saving Clicks
	local clicksValue = player.leaderstats.Clicks.Value

	local success, errormessage = pcall(function()
		clicksDataStore:SetAsync(playerUserId, clicksValue)
	end)

	--Saving Rebirths
	local 	rebirthsValue = player.leaderstats.Rebirths.Value

	local success, errormessage = pcall(function()
		rebirthsDataStore:SetAsync(playerUserId, rebirthsValue)
	end)

	--Saving Gems Data
	local 	gemsValue = player.leaderstats.Gems.Value

	local success, errormessage = pcall(function()
		gemsDataStore:SetAsync(playerUserId, gemsValue)
	end)
end)

game:BindToClose(function(player)
	for _, Player in pairs(game.Players:GetPlayers()) do

		local playerUserId = "player_"..Player.UserId

		-- Saving Clicks
		local clicksValue = player.leaderstats.Clicks.Value

		local success, errormessage = pcall(function()
			clicksDataStore:SetAsync(playerUserId, clicksValue)
		end)
		--Saving Rebirths
		local 	rebirthsValue = player.leaderstats.Rebirths.Value

		local success, errormessage = pcall(function()
			rebirthsDataStore:SetAsync(playerUserId, rebirthsValue)
		end)

		--Saving Gems Data
		local 	gemsValue = player.leaderstats.Gems.Value

		local success, errormessage = pcall(function()
			gemsDataStore:SetAsync(playerUserId, gemsValue)
		end)
	end
end)``

Try turning on API services and publishing the game