diff --git a/app/lib/admin/metrics/measure/instance_accounts_measure.rb b/app/lib/admin/metrics/measure/instance_accounts_measure.rb
index 889a5e6f05f..04de2b9b1c0 100644
--- a/app/lib/admin/metrics/measure/instance_accounts_measure.rb
+++ b/app/lib/admin/metrics/measure/instance_accounts_measure.rb
@@ -27,25 +27,11 @@ class Admin::Metrics::Measure::InstanceAccountsMeasure < Admin::Metrics::Measure
     nil
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, domain: params[:domain] }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_accounts AS (
-          SELECT accounts.id
-          FROM accounts
-          WHERE date_trunc('day', accounts.created_at)::date = axis.period
-            AND #{account_domain_sql(params[:include_subdomains])}
-        )
-        SELECT count(*) FROM new_accounts
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Account
+      .select(:id)
+      .where(account_domain_sql, domain: params[:domain])
+      .where(daily_period(:accounts))
   end
 
   def params
diff --git a/app/lib/admin/metrics/measure/instance_followers_measure.rb b/app/lib/admin/metrics/measure/instance_followers_measure.rb
index fa934c6b96c..726d6d8f037 100644
--- a/app/lib/admin/metrics/measure/instance_followers_measure.rb
+++ b/app/lib/admin/metrics/measure/instance_followers_measure.rb
@@ -27,26 +27,12 @@ class Admin::Metrics::Measure::InstanceFollowersMeasure < Admin::Metrics::Measur
     nil
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, domain: params[:domain] }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_followers AS (
-          SELECT follows.id
-          FROM follows
-          INNER JOIN accounts ON follows.account_id = accounts.id
-          WHERE date_trunc('day', follows.created_at)::date = axis.period
-            AND #{account_domain_sql(params[:include_subdomains])}
-        )
-        SELECT count(*) FROM new_followers
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Follow
+      .select(:id)
+      .joins(:account)
+      .where(account_domain_sql, domain: params[:domain])
+      .where(daily_period(:follows))
   end
 
   def params
diff --git a/app/lib/admin/metrics/measure/instance_follows_measure.rb b/app/lib/admin/metrics/measure/instance_follows_measure.rb
index 3f3ab73fc90..24e8a32945f 100644
--- a/app/lib/admin/metrics/measure/instance_follows_measure.rb
+++ b/app/lib/admin/metrics/measure/instance_follows_measure.rb
@@ -27,26 +27,12 @@ class Admin::Metrics::Measure::InstanceFollowsMeasure < Admin::Metrics::Measure:
     nil
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, domain: params[:domain] }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_follows AS (
-          SELECT follows.id
-          FROM follows
-          INNER JOIN accounts ON follows.target_account_id = accounts.id
-          WHERE date_trunc('day', follows.created_at)::date = axis.period
-            AND #{account_domain_sql(params[:include_subdomains])}
-        )
-        SELECT count(*) FROM new_follows
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Follow
+      .select(:id)
+      .joins(:target_account)
+      .where(account_domain_sql, domain: params[:domain])
+      .where(daily_period(:follows))
   end
 
   def params
diff --git a/app/lib/admin/metrics/measure/instance_media_attachments_measure.rb b/app/lib/admin/metrics/measure/instance_media_attachments_measure.rb
index 996ca52e0bb..1e1089f2173 100644
--- a/app/lib/admin/metrics/measure/instance_media_attachments_measure.rb
+++ b/app/lib/admin/metrics/measure/instance_media_attachments_measure.rb
@@ -36,25 +36,23 @@ class Admin::Metrics::Measure::InstanceMediaAttachmentsMeasure < Admin::Metrics:
     nil
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, domain: params[:domain] }]
+  def data_source
+    MediaAttachment
+      .select(media_size_total)
+      .joins(:account)
+      .where(account_domain_sql, domain: params[:domain])
+      .where(daily_period(:media_attachments))
   end
 
-  def sql_query_string
+  def select_target
     <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_media_attachments AS (
-          SELECT COALESCE(media_attachments.file_file_size, 0) + COALESCE(media_attachments.thumbnail_file_size, 0) AS size
-          FROM media_attachments
-          INNER JOIN accounts ON accounts.id = media_attachments.account_id
-          WHERE date_trunc('day', media_attachments.created_at)::date = axis.period
-            AND #{account_domain_sql(params[:include_subdomains])}
-        )
-        SELECT COALESCE(SUM(size), 0) FROM new_media_attachments
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
+      COALESCE(SUM(size), 0)
+    SQL
+  end
+
+  def media_size_total
+    <<~SQL.squish
+      COALESCE(media_attachments.file_file_size, 0) + COALESCE(media_attachments.thumbnail_file_size, 0) AS size
     SQL
   end
 
diff --git a/app/lib/admin/metrics/measure/instance_reports_measure.rb b/app/lib/admin/metrics/measure/instance_reports_measure.rb
index ae1bb6e68de..2b760c4e843 100644
--- a/app/lib/admin/metrics/measure/instance_reports_measure.rb
+++ b/app/lib/admin/metrics/measure/instance_reports_measure.rb
@@ -27,26 +27,12 @@ class Admin::Metrics::Measure::InstanceReportsMeasure < Admin::Metrics::Measure:
     nil
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, domain: params[:domain] }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_reports AS (
-          SELECT reports.id
-          FROM reports
-          INNER JOIN accounts ON accounts.id = reports.target_account_id
-          WHERE date_trunc('day', reports.created_at)::date = axis.period
-            AND #{account_domain_sql(params[:include_subdomains])}
-        )
-        SELECT count(*) FROM new_reports
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Report
+      .select(:id)
+      .joins(:target_account)
+      .where(account_domain_sql, domain: params[:domain])
+      .where(daily_period(:reports))
   end
 
   def params
diff --git a/app/lib/admin/metrics/measure/instance_statuses_measure.rb b/app/lib/admin/metrics/measure/instance_statuses_measure.rb
index 324d427b18b..3a3304b97c3 100644
--- a/app/lib/admin/metrics/measure/instance_statuses_measure.rb
+++ b/app/lib/admin/metrics/measure/instance_statuses_measure.rb
@@ -27,27 +27,13 @@ class Admin::Metrics::Measure::InstanceStatusesMeasure < Admin::Metrics::Measure
     nil
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, domain: params[:domain], earliest_status_id: earliest_status_id, latest_status_id: latest_status_id }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_statuses AS (
-          SELECT statuses.id
-          FROM statuses
-          INNER JOIN accounts ON accounts.id = statuses.account_id
-          WHERE statuses.id BETWEEN :earliest_status_id AND :latest_status_id
-            AND #{account_domain_sql(params[:include_subdomains])}
-            AND date_trunc('day', statuses.created_at)::date = axis.period
-        )
-        SELECT count(*) FROM new_statuses
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Status
+      .select(:id)
+      .joins(:account)
+      .where(account_domain_sql, domain: params[:domain])
+      .where(status_range_sql, earliest_status_id: earliest_status_id, latest_status_id: latest_status_id)
+      .where(daily_period(:statuses))
   end
 
   def earliest_status_id
diff --git a/app/lib/admin/metrics/measure/new_users_measure.rb b/app/lib/admin/metrics/measure/new_users_measure.rb
index 32057154d6b..d70f86086ee 100644
--- a/app/lib/admin/metrics/measure/new_users_measure.rb
+++ b/app/lib/admin/metrics/measure/new_users_measure.rb
@@ -17,23 +17,9 @@ class Admin::Metrics::Measure::NewUsersMeasure < Admin::Metrics::Measure::BaseMe
     User.where(created_at: previous_time_period).count
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_users AS (
-          SELECT users.id
-          FROM users
-          WHERE date_trunc('day', users.created_at)::date = axis.period
-        )
-        SELECT count(*) FROM new_users
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    User
+      .select(:id)
+      .where(daily_period(:users))
   end
 end
diff --git a/app/lib/admin/metrics/measure/opened_reports_measure.rb b/app/lib/admin/metrics/measure/opened_reports_measure.rb
index 47de38bbe64..8d901dfd169 100644
--- a/app/lib/admin/metrics/measure/opened_reports_measure.rb
+++ b/app/lib/admin/metrics/measure/opened_reports_measure.rb
@@ -17,23 +17,9 @@ class Admin::Metrics::Measure::OpenedReportsMeasure < Admin::Metrics::Measure::B
     Report.where(created_at: previous_time_period).count
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH new_reports AS (
-          SELECT reports.id
-          FROM reports
-          WHERE date_trunc('day', reports.created_at)::date = axis.period
-        )
-        SELECT count(*) FROM new_reports
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Report
+      .select(:id)
+      .where(daily_period(:reports))
   end
 end
diff --git a/app/lib/admin/metrics/measure/query_helper.rb b/app/lib/admin/metrics/measure/query_helper.rb
index 47cfc63e5c5..864673239dd 100644
--- a/app/lib/admin/metrics/measure/query_helper.rb
+++ b/app/lib/admin/metrics/measure/query_helper.rb
@@ -15,19 +15,49 @@ module Admin::Metrics::Measure::QueryHelper
     ActiveRecord::Base.sanitize_sql_array(sql_array)
   end
 
-  def generated_series_days
-    Arel.sql(
-      <<~SQL.squish
-        SELECT generate_series(:start_at::timestamp, :end_at::timestamp, '1 day')::date AS period
-      SQL
-    )
+  def sql_array
+    [sql_query_string, { start_at: @start_at, end_at: @end_at }]
   end
 
-  def account_domain_sql(include_subdomains)
-    if include_subdomains
-      "accounts.domain IN (SELECT domain FROM instances WHERE reverse('.' || domain) LIKE reverse('.' || :domain::text))"
+  def sql_query_string
+    <<~SQL.squish
+      SELECT axis.*, (
+        WITH data_source AS (#{data_source.to_sql})
+        SELECT #{select_target} FROM data_source
+      ) AS value
+      FROM (
+        SELECT generate_series(:start_at::timestamp, :end_at::timestamp, '1 day')::date AS period
+      ) AS axis
+    SQL
+  end
+
+  def select_target
+    <<~SQL.squish
+      COUNT(*)
+    SQL
+  end
+
+  def daily_period(table, column = :created_at)
+    <<~SQL.squish
+      DATE_TRUNC('day', #{table}.#{column})::date = axis.period
+    SQL
+  end
+
+  def status_range_sql
+    <<~SQL.squish
+      statuses.id BETWEEN :earliest_status_id AND :latest_status_id
+    SQL
+  end
+
+  def account_domain_sql
+    if params[:include_subdomains]
+      <<~SQL.squish
+        accounts.domain IN (SELECT domain FROM instances WHERE reverse('.' || domain) LIKE reverse('.' || :domain::text))
+      SQL
     else
-      'accounts.domain = :domain::text'
+      <<~SQL.squish
+        accounts.domain = :domain::text
+      SQL
     end
   end
 end
diff --git a/app/lib/admin/metrics/measure/resolved_reports_measure.rb b/app/lib/admin/metrics/measure/resolved_reports_measure.rb
index ecfd779c86a..d9d5c71f4b6 100644
--- a/app/lib/admin/metrics/measure/resolved_reports_measure.rb
+++ b/app/lib/admin/metrics/measure/resolved_reports_measure.rb
@@ -17,23 +17,9 @@ class Admin::Metrics::Measure::ResolvedReportsMeasure < Admin::Metrics::Measure:
     Report.resolved.where(action_taken_at: previous_time_period).count
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH resolved_reports AS (
-          SELECT reports.id
-          FROM reports
-          WHERE date_trunc('day', reports.action_taken_at)::date = axis.period
-        )
-        SELECT count(*) FROM resolved_reports
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) AS axis
-    SQL
+  def data_source
+    Report
+      .select(:id)
+      .where(daily_period(:reports, :action_taken_at))
   end
 end
diff --git a/app/lib/admin/metrics/measure/tag_servers_measure.rb b/app/lib/admin/metrics/measure/tag_servers_measure.rb
index 5db1076062b..6b4f56fdbb8 100644
--- a/app/lib/admin/metrics/measure/tag_servers_measure.rb
+++ b/app/lib/admin/metrics/measure/tag_servers_measure.rb
@@ -21,28 +21,15 @@ class Admin::Metrics::Measure::TagServersMeasure < Admin::Metrics::Measure::Base
     tag.statuses.where('statuses.id BETWEEN ? AND ?', Mastodon::Snowflake.id_at(@start_at - length_of_period, with_random: false), Mastodon::Snowflake.id_at(@end_at - length_of_period, with_random: false)).joins(:account).count('distinct accounts.domain')
   end
 
-  def sql_array
-    [sql_query_string, { start_at: @start_at, end_at: @end_at, tag_id: tag.id, earliest_status_id: earliest_status_id, latest_status_id: latest_status_id }]
-  end
-
-  def sql_query_string
-    <<~SQL.squish
-      SELECT axis.*, (
-        WITH tag_servers AS (
-          SELECT DISTINCT accounts.domain
-          FROM statuses
-          INNER JOIN statuses_tags ON statuses.id = statuses_tags.status_id
-          INNER JOIN accounts ON statuses.account_id = accounts.id
-          WHERE statuses_tags.tag_id = :tag_id
-            AND statuses.id BETWEEN :earliest_status_id AND :latest_status_id
-            AND date_trunc('day', statuses.created_at)::date = axis.period
-        )
-        SELECT COUNT(*) FROM tag_servers
-      ) AS value
-      FROM (
-        #{generated_series_days}
-      ) as axis
-    SQL
+  def data_source
+    Status
+      .select('accounts.domain')
+      .distinct
+      .reorder(nil)
+      .joins(:tags, :account)
+      .where(statuses_tags: { tag_id: tag.id })
+      .where(status_range_sql, earliest_status_id: earliest_status_id, latest_status_id: latest_status_id)
+      .where(daily_period(:statuses))
   end
 
   def earliest_status_id