Removed damage/healing from roles that it doesnt matter for.

diff --git a/src/highscore.lua b/src/highscore.lua
index a2bf04c..638128e 100644
--- a/src/highscore.lua
+++ b/src/highscore.lua
@@ -39,10 +39,13 @@ addon.dbDefaults.realm.modules["highscore"] = {
 											role 		 = "",
 											specName 	 = "",
 											itemLevel 	 = 0,
-											damage 		 = 0,
-											healing 	 = 0,
+											(damage)	 = 0,
+											(healing) 	 = 0,
 											groupParseId = ""
 										}
+										NOTE:
+										damage is included for role TANK or DAMAGER.
+										healing is included for role HEALER.
 									--]]
 									playerParses = {}
 								}
@@ -90,8 +93,6 @@ addon.dbDefaults.realm.modules["highscore"] = {
 	}
 }

-addon.dbVersion = addon.dbVersion + 6;
-
 -- Constants
 local TRACKED_ZONE_IDS = {
 	994, -- Highmaul
@@ -122,8 +123,11 @@ local function getReturnableParse(db, parse)
 	parseCopy["dps"] = 0;
 	parseCopy["hps"] = 0;
 	if parseCopy["duration"] > 0 then
-		parseCopy["dps"] = parseCopy["damage"] / parseCopy["duration"];
-		parseCopy["hps"] = parseCopy["healing"] / parseCopy["duration"];
+		if parseCopy["role"] == "DAMAGER" or parseCopy["role"] == "TANK" then
+			parseCopy["dps"] = parseCopy["damage"] / parseCopy["duration"];
+		elseif parseCopy["role"] == "HEALER" then
+			parseCopy["hps"] = parseCopy["healing"] / parseCopy["duration"];
+		end
 	end

 	return parseCopy;
@@ -184,10 +188,18 @@ local function addEncounterParseForPlayer(parsesTable, player, groupParseId)
 		role 		 = player.role,
 		specName 	 = player.specName,
 		itemLevel 	 = player.itemLevel,
-		damage 		 = player.damage,
-		healing 	 = player.healing,
 		groupParseId = groupParseId
 	}
+
+	-- Only store damage for dps/tanks and only healing for healers
+	if player.role == "DAMAGER" or player.role == "TANK" then
+		parse.damage = player.damage;
+	elseif player.role == "HEALER" then
+		parse.healing = player.healing;
+	else
+		return;
+	end
+
 	tinsert(parsesTable, parse);
 end

diff --git a/src/main.lua b/src/main.lua
index 01b8158..16bbd69 100644
--- a/src/main.lua
+++ b/src/main.lua
@@ -38,9 +38,9 @@ addon.dbDefaults = {
 	},
 }

--- The current db version. Clear (migrate?) the database if
+-- The current db version. Migrate the database if
 -- version of database doesn't match this version.
-addon.dbVersion = 3;
+addon.dbVersion = 10;

 -- Constants
 DEBUG_PRINT = false;
diff --git a/src/migrate.lua b/src/migrate.lua
index b58c5ad..b712785 100644
--- a/src/migrate.lua
+++ b/src/migrate.lua
@@ -48,12 +48,47 @@ local function migrate8to9(db)
 			end
 		end
 	end
+
 	return 9;
 end

+
+local function migrate9to10(db)
+	-- Removed data not used by roles.
+	-- * No longer storing damage done by healers.
+	-- * No longer storing healing done by dps/tanks.
+	-- * Parses must have a valid role (dps, heal, tank).
+	--
+	-- These changes were all made to remove data that is
+	-- not used.
+
+	local highscoreDb = db.realm.modules["highscore"];
+
+	for _, guildData in pairs(highscoreDb.guilds) do
+		for _, zoneData in pairs(guildData.zones) do
+			for _, diffData in pairs(zoneData.difficulties) do
+				for _, encData in pairs(diffData.encounters) do
+					for id, parse in pairs(encData.playerParses) do
+						if parse.role == "DAMAGER" or parse.role == "TANK" then
+							parse.healing = nil;
+						elseif parse.role == "HEALER" then
+							parse.damage = nil;
+						else
+							encData.playerParses[id] = nil;
+						end
+					end
+				end
+			end
+		end
+	end
+
+	return 10;
+end
+
 local migrateTable = {
 	[7] = migrate7to8,
-	[8] = migrate8to9
+	[8] = migrate8to9,
+	[9] = migrate9to10
 }

 local function resetDb()
diff --git a/src/options.lua b/src/options.lua
index 89b58b0..5390be3 100644
--- a/src/options.lua
+++ b/src/options.lua
@@ -11,7 +11,6 @@ addon.dbDefaults.realm.options = {
 	purgeMaxParseAge = 30,
 	purgeMinPlayerParsesPerFight = 2,
 }
-addon.dbVersion = addon.dbVersion + 0;

 local optionsTable;
 local function createOptionsTable()