diff --git a/app/services/race_score_loader.rb b/app/services/race_score_loader.rb
index 16b66f4e..6010ad0b 100644
--- a/app/services/race_score_loader.rb
+++ b/app/services/race_score_loader.rb
@@ -31,6 +31,10 @@ class RaceScoreLoader
         end
       end
       RaceScore.import(loadable_race_scores.flatten.compact, batch_size: 1_000, on_duplicate_key_update: :all)
+      @grouped_responses = nil
+      @total_responses = nil
+      @response_rate = nil
+      @sufficient_responses = nil
     end
   end
 
diff --git a/lib/tasks/data.rake b/lib/tasks/data.rake
index e11bfffd..e5e61443 100644
--- a/lib/tasks/data.rake
+++ b/lib/tasks/data.rake
@@ -60,7 +60,7 @@ namespace :data do
   desc 'reset race score calculations'
   task reset_race_scores: :environment do
     puts 'Resetting race scores'
-    RaceScoreLoader.reset
+    RaceScoreLoader.reset(fast_processing: false)
     Rails.cache.clear
     puts "=====================> Completed loading #{RaceScore.count} survey responses"
   end
diff --git a/lib/tasks/one_off.rake b/lib/tasks/one_off.rake
index 451c56ec..74bcf75c 100644
--- a/lib/tasks/one_off.rake
+++ b/lib/tasks/one_off.rake
@@ -120,7 +120,52 @@ namespace :one_off do
   task reset_race_scores: :environment do
     puts 'Resetting race scores'
     academic_years = [AcademicYear.find_by_range('2021-22')]
-    RaceScoreLoader.reset(academic_years:)
+    RaceScoreLoader.reset(academic_years:, fast_processing: false)
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} race scores"
+  end
+
+  desc 'reset race score calculations'
+  task reset_race_scores_2020: :environment do
+    puts 'Resetting race scores'
+    academic_years = [AcademicYear.find_by_range('2020-21')]
+    RaceScoreLoader.reset(academic_years:, fast_processing: false)
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} race scores"
+  end
+
+  desc 'reset race score calculations'
+  task reset_race_scores_2019: :environment do
+    puts 'Resetting race scores'
+    academic_years = [AcademicYear.find_by_range('2019-20')]
+    RaceScoreLoader.reset(academic_years:, fast_processing: false)
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} race scores"
+  end
+
+  desc 'reset race score calculations'
+  task reset_race_scores_2018: :environment do
+    puts 'Resetting race scores'
+    academic_years = [AcademicYear.find_by_range('2018-19')]
+    RaceScoreLoader.reset(academic_years:, fast_processing: false)
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} race scores"
+  end
+
+  desc 'reset race score calculations'
+  task reset_race_scores_2017: :environment do
+    puts 'Resetting race scores'
+    academic_years = [AcademicYear.find_by_range('2017-18')]
+    RaceScoreLoader.reset(academic_years:, fast_processing: false)
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} race scores"
+  end
+
+  desc 'reset race score calculations'
+  task reset_race_scores_2016: :environment do
+    puts 'Resetting race scores'
+    academic_years = [AcademicYear.find_by_range('2016-17')]
+    RaceScoreLoader.reset(academic_years:, fast_processing: false)
     Rails.cache.clear
     puts "=====================> Completed loading #{RaceScore.count} race scores"
   end