diff --git a/analysis/matlab/variations/naive_boxa_d6_13/learning_curve.png b/analysis/matlab/variations/naive_boxa_d6_13/learning_curve.png
index 3a92796..04385c3 100644
Binary files a/analysis/matlab/variations/naive_boxa_d6_13/learning_curve.png and b/analysis/matlab/variations/naive_boxa_d6_13/learning_curve.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d6_13/learning_curve_rate.png b/analysis/matlab/variations/naive_boxa_d6_13/learning_curve_rate.png
index 7ae07b8..31bb310 100644
Binary files a/analysis/matlab/variations/naive_boxa_d6_13/learning_curve_rate.png and b/analysis/matlab/variations/naive_boxa_d6_13/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/naive_boxa_d6_13/plotcurve.m b/analysis/matlab/variations/naive_boxa_d6_13/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/naive_boxa_d6_13/plotcurve.m
+++ b/analysis/matlab/variations/naive_boxa_d6_13/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/prev_f_full/learning_curve.png b/analysis/matlab/variations/prev_f_full/learning_curve.png
index 4290ca3..93a8ec8 100644
Binary files a/analysis/matlab/variations/prev_f_full/learning_curve.png and b/analysis/matlab/variations/prev_f_full/learning_curve.png differ
diff --git a/analysis/matlab/variations/prev_f_full/learning_curve_rate.png b/analysis/matlab/variations/prev_f_full/learning_curve_rate.png
index b804b05..a124d92 100644
Binary files a/analysis/matlab/variations/prev_f_full/learning_curve_rate.png and b/analysis/matlab/variations/prev_f_full/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/prev_f_full/plotcurve.m b/analysis/matlab/variations/prev_f_full/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/prev_f_full/plotcurve.m
+++ b/analysis/matlab/variations/prev_f_full/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/right_only_d0_10/learning_curve.png b/analysis/matlab/variations/right_only_d0_10/learning_curve.png
index 374fe1c..38c508e 100644
Binary files a/analysis/matlab/variations/right_only_d0_10/learning_curve.png and b/analysis/matlab/variations/right_only_d0_10/learning_curve.png differ
diff --git a/analysis/matlab/variations/right_only_d0_10/learning_curve_rate.png b/analysis/matlab/variations/right_only_d0_10/learning_curve_rate.png
index 730bcc5..6b33e5e 100644
Binary files a/analysis/matlab/variations/right_only_d0_10/learning_curve_rate.png and b/analysis/matlab/variations/right_only_d0_10/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/right_only_d0_10/plotcurve.m b/analysis/matlab/variations/right_only_d0_10/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/right_only_d0_10/plotcurve.m
+++ b/analysis/matlab/variations/right_only_d0_10/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/right_only_d0_13/learning_curve.png b/analysis/matlab/variations/right_only_d0_13/learning_curve.png
index c40f9a4..9476936 100644
Binary files a/analysis/matlab/variations/right_only_d0_13/learning_curve.png and b/analysis/matlab/variations/right_only_d0_13/learning_curve.png differ
diff --git a/analysis/matlab/variations/right_only_d0_13/learning_curve_rate.png b/analysis/matlab/variations/right_only_d0_13/learning_curve_rate.png
index 4c8c03d..baae13f 100644
Binary files a/analysis/matlab/variations/right_only_d0_13/learning_curve_rate.png and b/analysis/matlab/variations/right_only_d0_13/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/right_only_d0_13/plotcurve.m b/analysis/matlab/variations/right_only_d0_13/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/right_only_d0_13/plotcurve.m
+++ b/analysis/matlab/variations/right_only_d0_13/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/right_only_d0_5/learning_curve.png b/analysis/matlab/variations/right_only_d0_5/learning_curve.png
index 50a5ccb..2643bbf 100644
Binary files a/analysis/matlab/variations/right_only_d0_5/learning_curve.png and b/analysis/matlab/variations/right_only_d0_5/learning_curve.png differ
diff --git a/analysis/matlab/variations/right_only_d0_5/learning_curve_rate.png b/analysis/matlab/variations/right_only_d0_5/learning_curve_rate.png
index bf62109..96f695f 100644
Binary files a/analysis/matlab/variations/right_only_d0_5/learning_curve_rate.png and b/analysis/matlab/variations/right_only_d0_5/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/right_only_d0_5/plotcurve.m b/analysis/matlab/variations/right_only_d0_5/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/right_only_d0_5/plotcurve.m
+++ b/analysis/matlab/variations/right_only_d0_5/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/right_only_d6_10/learning_curve.png b/analysis/matlab/variations/right_only_d6_10/learning_curve.png
index f8a812a..e295230 100644
Binary files a/analysis/matlab/variations/right_only_d6_10/learning_curve.png and b/analysis/matlab/variations/right_only_d6_10/learning_curve.png differ
diff --git a/analysis/matlab/variations/right_only_d6_10/learning_curve_rate.png b/analysis/matlab/variations/right_only_d6_10/learning_curve_rate.png
index bb4a2d4..69fe61e 100644
Binary files a/analysis/matlab/variations/right_only_d6_10/learning_curve_rate.png and b/analysis/matlab/variations/right_only_d6_10/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/right_only_d6_10/plotcurve.m b/analysis/matlab/variations/right_only_d6_10/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/right_only_d6_10/plotcurve.m
+++ b/analysis/matlab/variations/right_only_d6_10/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/right_only_d6_13/learning_curve.png b/analysis/matlab/variations/right_only_d6_13/learning_curve.png
index 106bcde..40462e7 100644
Binary files a/analysis/matlab/variations/right_only_d6_13/learning_curve.png and b/analysis/matlab/variations/right_only_d6_13/learning_curve.png differ
diff --git a/analysis/matlab/variations/right_only_d6_13/learning_curve_rate.png b/analysis/matlab/variations/right_only_d6_13/learning_curve_rate.png
index 2780a0f..f2ad10c 100644
Binary files a/analysis/matlab/variations/right_only_d6_13/learning_curve_rate.png and b/analysis/matlab/variations/right_only_d6_13/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/right_only_d6_13/plotcurve.m b/analysis/matlab/variations/right_only_d6_13/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/right_only_d6_13/plotcurve.m
+++ b/analysis/matlab/variations/right_only_d6_13/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);
diff --git a/analysis/matlab/variations/unmerge_d0_10/learning_curve.png b/analysis/matlab/variations/unmerge_d0_10/learning_curve.png
index b911efe..cf04236 100644
Binary files a/analysis/matlab/variations/unmerge_d0_10/learning_curve.png and b/analysis/matlab/variations/unmerge_d0_10/learning_curve.png differ
diff --git a/analysis/matlab/variations/unmerge_d0_10/learning_curve_rate.png b/analysis/matlab/variations/unmerge_d0_10/learning_curve_rate.png
index 06418e8..70642ef 100644
Binary files a/analysis/matlab/variations/unmerge_d0_10/learning_curve_rate.png and b/analysis/matlab/variations/unmerge_d0_10/learning_curve_rate.png differ
diff --git a/analysis/matlab/variations/unmerge_d0_10/plotcurve.m b/analysis/matlab/variations/unmerge_d0_10/plotcurve.m
index 6b28e51..4c60752 100644
--- a/analysis/matlab/variations/unmerge_d0_10/plotcurve.m
+++ b/analysis/matlab/variations/unmerge_d0_10/plotcurve.m
@@ -44,6 +44,11 @@ title(vname, 'Interpreter', 'none');
 set(gca, 'XTick', xd, 'XTickLabel', {}, 'Position', [0.2 0.30 0.60 0.60], ...
     'FontName', 'Arial', 'FontSize', 13, 'LineWidth', 1.5, 'Box', 'off', 'TickDir', 'out');
 xticklabels('auto')
+if strcmp(metric, 'count')       % success count: y-ticks every 5 units
+    yl = ylim(gca);
+    set(gca, 'YTick', floor(yl(1) / 5) * 5 : 5 : ceil(yl(2) / 5) * 5);
+end
+grid on
 drawnow;
 exportgraphics(fig, outFile, 'Resolution', 150);
 close(fig);